diff --git a/contracts/quest-engine/src/lib.rs b/contracts/quest-engine/src/lib.rs
index 5698247..56a5002 100644
--- a/contracts/quest-engine/src/lib.rs
+++ b/contracts/quest-engine/src/lib.rs
@@ -1,7 +1,7 @@
 #![no_std]
 
 pub mod types;
-use types::{DataKey, Quest, QuestBudget, QuestType, Submission, SubmissionStatus};
+use types::{DataKey, Quest, QuestType, Submission, SubmissionStatus};
 
 use soroban_sdk::{
     contract, contractclient, contractevent, contractimpl, token, Address, BytesN, Env, Vec,
@@ -82,27 +82,6 @@ pub struct ExploreQuestVerified {
     pub amount: i128,
 }
 
-#[contractevent]
-pub struct QuestBudgetUpdated {
-    #[topic]
-    pub quest_id: u32,
-    pub total_funded: i128,
-    pub consumed_amount: i128,
-    pub refunded_amount: i128,
-    pub remaining: i128,
-}
-
-fn emit_budget_update(env: &Env, quest_id: u32, quest: &Quest) {
-    QuestBudgetUpdated {
-        quest_id,
-        total_funded: quest.total_funded,
-        consumed_amount: quest.consumed_amount,
-        refunded_amount: quest.refunded_amount,
-        remaining: quest.remaining_budget(),
-    }
-    .publish(env);
-}
-
 #[contract]
 pub struct QuestEngineContract;
 
@@ -132,47 +111,30 @@ impl QuestEngineContract {
     }
 
     /// Toggles the pause state of the contract (emergency circuit breaker).
-    ///
-    /// # Arguments
-    /// * `admin` - The admin address (must match stored admin)
-    /// * `status` - The pause status (true = paused, false = unpaused)
-    ///
-    /// # Panics
-    /// * If contract is not initialized
-    /// * If admin does not match stored admin
-    /// * If admin authentication fails
     pub fn set_pause(env: Env, admin: Address, status: bool) {
-        // 1. Fetch 'Admin' address from Instance storage
         let stored_admin: Address = env
             .storage()
             .instance()
             .get(&DataKey::Admin)
             .expect("Not initialized");
 
-        // 2. Assert admin == stored_admin
         if admin != stored_admin {
             panic!("Unauthorized");
         }
 
-        // 3. admin.require_auth()
         admin.require_auth();
-
-        // 4. Store pause status in Instance storage
         env.storage().instance().set(&DataKey::IsPaused, &status);
     }
 
     /// Allows an employer to lock USDC directly in the QuestEngine contract.
-    /// This acts as an isolated vault specifically for B2B bounties.
     pub fn create_build_quest(
         env: Env,
         employer: Address,
         reward_amount: i128,
         metadata_hash: BytesN<32>,
     ) -> u32 {
-        // 1. employer.require_auth()
         employer.require_auth();
 
-        // 2. Fetch token_client for the USDC asset.
         let token_address: Address = env
             .storage()
             .instance()
@@ -180,10 +142,8 @@ impl QuestEngineContract {
             .expect("Not initialized");
         let token_client = token::Client::new(&env, &token_address);
 
-        // 3. call token_client.transfer(employer, env.current_contract_address(), reward_amount).
         token_client.transfer(&employer, env.current_contract_address(), &reward_amount);
 
-        // 4. Increment Quest ID counter.
         let mut quest_id: u32 = env
             .storage()
             .instance()
@@ -194,25 +154,18 @@ impl QuestEngineContract {
             .instance()
             .set(&DataKey::QuestCounter, &quest_id);
 
-        // 5. Create Quest struct with QuestType::Build.
         let quest = Quest {
             employer: employer.clone(),
             reward_amount,
             quest_type: QuestType::Build,
             metadata_hash,
             active: true,
-            has_approved_submission: false,
-            total_funded: reward_amount,
-            consumed_amount: 0,
-            refunded_amount: 0,
         };
 
-        // 6. Save to Persistent storage.
         env.storage()
             .persistent()
             .set(&DataKey::Quest(quest_id), &quest);
 
-        // 7. Emit QuestCreated event.
         QuestCreated {
             employer,
             quest_id,
@@ -220,36 +173,18 @@ impl QuestEngineContract {
         }
         .publish(&env);
 
-        emit_budget_update(&env, quest_id, &quest);
-
         quest_id
     }
 
     /// Creates an Explore Quest that will be funded by the RewardPool.
-    /// Explore Quests are for off-chain actions verified by the admin.
-    ///
-    /// # Arguments
-    /// * `admin` - The admin address (must match stored admin)
-    /// * `reward_amount` - The amount to be paid from RewardPool upon verification
-    /// * `metadata_hash` - Hash of the quest metadata (description, requirements, etc.)
-    ///
-    /// # Returns
-    /// The ID of the newly created quest
-    ///
-    /// # Panics
-    /// * If admin authentication fails
-    /// * If admin does not match stored admin
-    /// * If contract is not initialized
     pub fn create_explore_quest(
         env: Env,
         admin: Address,
         reward_amount: i128,
         metadata_hash: BytesN<32>,
     ) -> u32 {
-        // 1. admin.require_auth()
         admin.require_auth();
 
-        // 2. Verify admin
         let stored_admin: Address = env
             .storage()
             .instance()
@@ -257,7 +192,6 @@ impl QuestEngineContract {
             .expect("Not initialized");
         assert!(admin == stored_admin, "Unauthorized");
 
-        // 3. Increment Quest ID counter
         let mut quest_id: u32 = env
             .storage()
             .instance()
@@ -268,27 +202,18 @@ impl QuestEngineContract {
             .instance()
             .set(&DataKey::QuestCounter, &quest_id);
 
-        // 4. Create Quest struct with QuestType::Explore
-        // Explore quests are funded by the RewardPool, so no on-chain escrow
-        // is tracked here (total_funded stays at 0).
         let quest = Quest {
             employer: admin.clone(),
             reward_amount,
             quest_type: QuestType::Explore,
             metadata_hash,
             active: true,
-            has_approved_submission: false,
-            total_funded: 0,
-            consumed_amount: 0,
-            refunded_amount: 0,
         };
 
-        // 5. Save to Persistent storage
         env.storage()
             .persistent()
             .set(&DataKey::Quest(quest_id), &quest);
 
-        // 6. Emit QuestCreated event
         QuestCreated {
             employer: admin,
             quest_id,
@@ -304,26 +229,10 @@ impl QuestEngineContract {
         env.storage().persistent().get(&DataKey::Quest(quest_id))
     }
 
-    /// Returns the escrow accounting snapshot for a quest: how much was
-    /// funded, how much has been consumed (paid out), how much has been
-    /// refunded, and how much remains available for future approvals or
-    /// refunds. Returns `None` when the quest does not exist.
-    pub fn get_quest_budget(env: Env, quest_id: u32) -> Option<QuestBudget> {
-        let quest: Quest = env.storage().persistent().get(&DataKey::Quest(quest_id))?;
-        Some(QuestBudget {
-            total_funded: quest.total_funded,
-            consumed_amount: quest.consumed_amount,
-            refunded_amount: quest.refunded_amount,
-            remaining: quest.remaining_budget(),
-        })
-    }
-
     /// Allows a learner to submit proof for a build quest.
     pub fn submit_proof(env: Env, learner: Address, quest_id: u32, proof_hash: BytesN<32>) {
-        // 1. learner.require_auth()
         learner.require_auth();
 
-        // 2. Retrieve Quest. Assert it is active and QuestType == Build.
         let quest: Quest = env
             .storage()
             .persistent()
@@ -336,22 +245,18 @@ impl QuestEngineContract {
             panic!("Only Build quests accept submissions");
         }
 
-        // 3. Construct DataKey::Submission(learner, quest_id).
         let submission_key = DataKey::Submission(learner.clone(), quest_id);
 
-        // 4. Assert a submission doesn't already exist.
         if env.storage().persistent().has(&submission_key) {
             panic!("Submission already exists");
         }
 
-        // 5. Save struct { proof_hash, status: SubmissionStatus::Pending } to storage.
         let submission = Submission {
             proof_hash: proof_hash.clone(),
             status: SubmissionStatus::Pending,
         };
         env.storage().persistent().set(&submission_key, &submission);
 
-        // 6. Emit ProofSubmitted event.
         ProofSubmitted {
             learner,
             quest_id,
@@ -375,7 +280,6 @@ impl QuestEngineContract {
         quest_id: u32,
         approve: bool,
     ) {
-        // 0. Check if contract is paused
         let is_paused: bool = env
             .storage()
             .instance()
@@ -383,11 +287,9 @@ impl QuestEngineContract {
             .unwrap_or(false);
         assert!(!is_paused, "Contract is paused");
 
-        // 1. employer.require_auth()
         employer.require_auth();
 
-        // 2. Retrieve Quest. Assert quest.employer == employer.
-        let mut quest: Quest = env
+        let quest: Quest = env
             .storage()
             .persistent()
             .get(&DataKey::Quest(quest_id))
@@ -396,7 +298,6 @@ impl QuestEngineContract {
             panic!("Only the quest employer can review submissions");
         }
 
-        // 3. Retrieve Submission. Assert status == Pending.
         let submission_key = DataKey::Submission(learner.clone(), quest_id);
         let mut submission: Submission = env
             .storage()
@@ -407,26 +308,24 @@ impl QuestEngineContract {
             panic!("Submission is not pending review");
         }
 
-        // 4. If approve == true:
-        if approve {
-            // a. Fetch token_client.transfer(env.current_contract_address(), learner, quest.reward_amount).
-            let token_address: Address = env
-                .storage()
-                .instance()
-                .get(&DataKey::Token)
-                .expect("Not initialized");
-            let token_client = token::Client::new(&env, &token_address);
+        let token_address: Address = env
+            .storage()
+            .instance()
+            .get(&DataKey::Token)
+            .expect("Not initialized");
+        let token_client = token::Client::new(&env, &token_address);
+
+        let reward_pool: Address = env
+            .storage()
+            .instance()
+            .get(&DataKey::RewardPool)
+            .expect("Not initialized");
 
+        if approve {
             let fee = (quest.reward_amount * 15) / 100;
             let base_learner_amount = quest.reward_amount - fee;
 
-            // Enforce quest-specific budget: escrow must cover fee + base_learner_amount.
-            let remaining = quest.remaining_budget();
-            if remaining < quest.reward_amount {
-                panic!("Insufficient quest budget");
-            }
-
-            // Fetch the learner's staking multiplier (basis-point math: 100 = 1.0×, 120 = 1.2×).
+            // Fetch stake vault and get multiplier
             let stake_vault_address: Address = env
                 .storage()
                 .instance()
@@ -435,55 +334,49 @@ impl QuestEngineContract {
             let stake_vault_client = StakeVaultClient::new(&env, &stake_vault_address);
             let multiplier = stake_vault_client.get_multiplier(&learner);
 
-            // Compute the real boosted payout.
-            let boosted_amount = (base_learner_amount * multiplier as i128) / 100;
+            // Calculate amount based on multiplier (basis points)
+            let final_learner_amount = (base_learner_amount * multiplier as i128) / 100;
 
-            // The boost delta above the base payout is drawn from the RewardPool —
-            // the explicit separate funding source. If the RewardPool lacks sufficient
-            // balance the token transfer fails deterministically.
-            let boost_delta = boosted_amount - base_learner_amount;
+            // Transfer fee to reward pool
+            token_client.transfer(&env.current_contract_address(), &reward_pool, &fee);
 
-            let reward_pool: Address = env
-                .storage()
-                .instance()
-                .get(&DataKey::RewardPool)
-                .expect("Not initialized");
+            if multiplier >= 100 {
+                // For multipliers >= 100, pay base from escrow
+                token_client.transfer(
+                    &env.current_contract_address(),
+                    &learner,
+                    &base_learner_amount,
+                );
 
-            // Transfer fee and base payout from quest escrow.
-            token_client.transfer(&env.current_contract_address(), &reward_pool, &fee);
-            token_client.transfer(
-                &env.current_contract_address(),
-                &learner,
-                &base_learner_amount,
-            );
-
-            // If the multiplier produces a boost, draw the delta from the RewardPool.
-            if boost_delta > 0 {
-                let reward_pool_client = RewardPoolClient::new(&env, &reward_pool);
-                reward_pool_client.distribute_reward(
+                // If boosted > base, get the difference from reward pool
+                if final_learner_amount > base_learner_amount {
+                    let boost_delta = final_learner_amount - base_learner_amount;
+                    let reward_pool_client = RewardPoolClient::new(&env, &reward_pool);
+                    reward_pool_client.distribute_reward(
+                        &env.current_contract_address(),
+                        &learner,
+                        &boost_delta,
+                    );
+                }
+            } else {
+                // For multipliers < 100 (penalty), pay reduced amount from escrow
+                // Penalty goes to reward pool
+                let penalty = base_learner_amount - final_learner_amount;
+                token_client.transfer(
                     &env.current_contract_address(),
                     &learner,
-                    &boost_delta,
+                    &final_learner_amount,
                 );
+                token_client.transfer(&env.current_contract_address(), &reward_pool, &penalty);
             }
 
             submission.status = SubmissionStatus::Approved;
-            quest.has_approved_submission = true;
-            // consumed_amount tracks what was drawn from the quest escrow.
-            quest.consumed_amount += quest.reward_amount;
         } else {
-            // 5. If approve == false:
-            // a. Update submission status to Rejected.
             submission.status = SubmissionStatus::Rejected;
         }
 
-        // 6. Save updated submission to Persistent storage.
         env.storage().persistent().set(&submission_key, &submission);
-        env.storage()
-            .persistent()
-            .set(&DataKey::Quest(quest_id), &quest);
 
-        // 7. Emit SubmissionReviewed event.
         SubmissionReviewed {
             employer,
             learner,
@@ -491,10 +384,6 @@ impl QuestEngineContract {
             approved: approve,
         }
         .publish(&env);
-
-        if approve {
-            emit_budget_update(&env, quest_id, &quest);
-        }
     }
 
     pub fn refund_quest(env: Env, employer: Address, quest_id: u32) {
@@ -513,47 +402,44 @@ impl QuestEngineContract {
             panic!("Quest already inactive");
         }
 
-        // Only the actual unspent escrow balance is returned. Any funds
-        // already paid out to learners (via approvals/batch approvals) are
-        // considered consumed and are not part of the refund.
-        let remaining = quest.remaining_budget();
-        if remaining <= 0 {
+        let token_address: Address = env
+            .storage()
+            .instance()
+            .get(&DataKey::Token)
+            .expect("Not initialized");
+        let token_client = token::Client::new(&env, &token_address);
+
+        // Check if there's any balance to refund
+        let contract_balance = token_client.balance(&env.current_contract_address());
+        if contract_balance == 0 {
             panic!("No unspent balance to refund");
         }
 
+        // Only refund the actual remaining balance
+        let refund_amount = contract_balance;
+
         quest.active = false;
-        quest.refunded_amount += remaining;
         env.storage()
             .persistent()
             .set(&DataKey::Quest(quest_id), &quest);
 
-        let token_address: Address = env
-            .storage()
-            .instance()
-            .get(&DataKey::Token)
-            .expect("Not initialized");
-        let token_client = token::Client::new(&env, &token_address);
-        token_client.transfer(&env.current_contract_address(), &employer, &remaining);
+        token_client.transfer(&env.current_contract_address(), &employer, &refund_amount);
 
         QuestRefunded {
             employer,
             quest_id,
-            amount: remaining,
+            amount: refund_amount,
         }
         .publish(&env);
-
-        emit_budget_update(&env, quest_id, &quest);
     }
 
     /// Approves multiple learner submissions in a single transaction.
-    /// Executes the full fee-adjusted payout for each learner.
     pub fn batch_review_submissions(
         env: Env,
         employer: Address,
         quest_id: u32,
         learners: Vec<Address>,
     ) {
-        // 0. Check if contract is paused
         let is_paused: bool = env
             .storage()
             .instance()
@@ -585,6 +471,17 @@ impl QuestEngineContract {
             .get(&DataKey::RewardPool)
             .expect("Not initialized");
 
+        let fee = (quest.reward_amount * 15) / 100;
+        let learner_amount = quest.reward_amount - fee;
+        let total_payout = learner_amount * (learners.len() as i128);
+        let total_fee = fee * (learners.len() as i128);
+
+        // Check if contract has enough balance
+        let contract_balance = token_client.balance(&env.current_contract_address());
+        if contract_balance < total_payout + total_fee {
+            panic!("Insufficient quest budget");
+        }
+
         let mut approved_count: u32 = 0;
         for learner in learners.iter() {
             let submission_key = DataKey::Submission(learner.clone(), quest_id);
@@ -598,25 +495,12 @@ impl QuestEngineContract {
                 panic!("Submission is not pending review");
             }
 
-            let fee = (quest.reward_amount * 15) / 100;
-            let learner_amount = quest.reward_amount - fee;
-
-            // Enforce quest-specific budget for every learner in the batch so
-            // the total payout across the batch cannot exceed the escrowed
-            // amount for this quest.
-            let remaining = quest.remaining_budget();
-            if remaining < fee + learner_amount {
-                panic!("Insufficient quest budget");
-            }
-
             token_client.transfer(&env.current_contract_address(), &reward_pool, &fee);
             token_client.transfer(&env.current_contract_address(), &learner, &learner_amount);
 
             submission.status = SubmissionStatus::Approved;
             env.storage().persistent().set(&submission_key, &submission);
 
-            quest.consumed_amount += fee + learner_amount;
-
             SubmissionReviewed {
                 employer: employer.clone(),
                 learner,
@@ -628,13 +512,11 @@ impl QuestEngineContract {
             approved_count += 1;
         }
 
-        if approved_count > 0 {
-            quest.has_approved_submission = true;
-            env.storage()
-                .persistent()
-                .set(&DataKey::Quest(quest_id), &quest);
-            emit_budget_update(&env, quest_id, &quest);
-        }
+        // Mark quest inactive after all approvals
+        quest.active = false;
+        env.storage()
+            .persistent()
+            .set(&DataKey::Quest(quest_id), &quest);
 
         BatchReviewed {
             employer,
@@ -666,19 +548,6 @@ impl QuestEngineContract {
     }
 
     /// Verifies an Explore Quest completion and triggers payout from RewardPool.
-    /// Only the admin can call this function to reward off-chain actions.
-    ///
-    /// # Arguments
-    /// * `admin` - The admin address (must match stored admin)
-    /// * `learner` - The learner address to receive the reward
-    /// * `quest_id` - The ID of the Explore Quest to verify
-    ///
-    /// # Panics
-    /// * If admin authentication fails
-    /// * If admin does not match stored admin
-    /// * If quest is not found
-    /// * If quest type is not Explore
-    /// * If contract is not initialized
     pub fn verify_explore_quest(env: Env, admin: Address, learner: Address, quest_id: u32) {
         admin.require_auth();
 
@@ -700,6 +569,15 @@ impl QuestEngineContract {
             "Not an Explore quest"
         );
 
+        // Check if learner already verified this quest
+        let verified_key = DataKey::Verified(learner.clone(), quest_id);
+        if env.storage().persistent().has(&verified_key) {
+            panic!("Learner already verified for this quest");
+        }
+
+        // Mark learner as verified
+        env.storage().persistent().set(&verified_key, &true);
+
         let reward_pool_address: Address = env
             .storage()
             .instance()
diff --git a/contracts/quest-engine/src/test.rs b/contracts/quest-engine/src/test.rs
index f939818..3b49998 100644
--- a/contracts/quest-engine/src/test.rs
+++ b/contracts/quest-engine/src/test.rs
@@ -14,10 +14,78 @@ pub struct MockStakeVault;
 
 #[contractimpl]
 impl MockStakeVault {
-    /// Returns a multiplier for a learner (basis points: 100 = 1.0x, 120 = 1.2x)
-    /// For testing, we'll return 100 (no boost) by default
     pub fn get_multiplier(_env: Env, _learner: Address) -> u32 {
-        100 // Default: no multiplier
+        100
+    }
+}
+
+/// Mock StakeVault that returns a custom multiplier
+#[contract]
+pub struct MockStakeVaultWithMultiplier;
+
+#[contractimpl]
+impl MockStakeVaultWithMultiplier {
+    pub fn get_multiplier(_env: Env, _learner: Address) -> u32 {
+        120
+    }
+}
+
+/// Mock StakeVault returning a 200x (2.0x) multiplier tier.
+#[contract]
+pub struct MockStakeVault200;
+
+#[contractimpl]
+impl MockStakeVault200 {
+    pub fn get_multiplier(_env: Env, _learner: Address) -> u32 {
+        200
+    }
+}
+
+#[contract]
+pub struct MockStakeVault80;
+
+#[contractimpl]
+impl MockStakeVault80 {
+    pub fn get_multiplier(_env: Env, _learner: Address) -> u32 {
+        80 // 0.8x multiplier (penalty)
+    }
+}
+
+// ── Mock RewardPool Contract ─────────────────────────────────────────────────
+
+#[contract]
+pub struct MockRewardPool;
+
+#[contractimpl]
+impl MockRewardPool {
+    pub fn distribute_reward(_env: Env, _caller: Address, _learner: Address, _amount: i128) {
+        // No-op for testing
+    }
+}
+
+/// Mock RewardPool that actually transfers tokens (used for boost-delta tests).
+#[contract]
+pub struct MockRewardPoolTransfer;
+
+#[contractimpl]
+impl MockRewardPoolTransfer {
+    pub fn distribute_reward(env: Env, _caller: Address, learner: Address, amount: i128) {
+        let token_id: Address = env
+            .storage()
+            .instance()
+            .get(&soroban_sdk::symbol_short!("token"))
+            .unwrap();
+        soroban_sdk::token::Client::new(&env, &token_id).transfer(
+            &env.current_contract_address(),
+            &learner,
+            &amount,
+        );
+    }
+
+    pub fn set_token(env: Env, token: Address) {
+        env.storage()
+            .instance()
+            .set(&soroban_sdk::symbol_short!("token"), &token);
     }
 }
 
@@ -37,21 +105,75 @@ fn setup() -> (
     let contract_id = env.register(QuestEngineContract, ());
     let client = QuestEngineContractClient::new(&env, &contract_id);
 
-    // Create a SAC token for USDC
     let token_admin = Address::generate(&env);
     let token_id = env
         .register_stellar_asset_contract_v2(token_admin.clone())
         .address();
 
-    // Register mock stake vault
     let stake_vault_id = env.register(MockStakeVault, ());
+    let reward_pool_id = env.register(MockRewardPool, ());
 
-    // Initialize the contract with admin, token, reward_pool, and stake_vault
     let admin = Address::generate(&env);
-    let reward_pool = Address::generate(&env);
-    client.initialize(&admin, &token_id, &reward_pool, &stake_vault_id);
+    client.initialize(&admin, &token_id, &reward_pool_id, &stake_vault_id);
+
+    (env, client, token_id, reward_pool_id, admin, stake_vault_id)
+}
+
+fn setup_with_multiplier(
+    multiplier: u32,
+) -> (Env, QuestEngineContractClient<'static>, Address, Address) {
+    let env = Env::default();
+    env.mock_all_auths();
+
+    let contract_id = env.register(QuestEngineContract, ());
+    let client = QuestEngineContractClient::new(&env, &contract_id);
+
+    let token_admin = Address::generate(&env);
+    let token_id = env
+        .register_stellar_asset_contract_v2(token_admin.clone())
+        .address();
+
+    // Register custom stake vault based on multiplier
+    let stake_vault_id = if multiplier == 120 {
+        env.register(MockStakeVaultWithMultiplier, ())
+    } else if multiplier == 200 {
+        env.register(MockStakeVault200, ())
+    } else if multiplier == 80 {
+        env.register(MockStakeVault80, ())
+    } else {
+        env.register(MockStakeVault, ())
+    };
 
-    (env, client, token_id, reward_pool, admin, stake_vault_id)
+    let reward_pool_id = env.register(MockRewardPool, ());
+
+    let admin = Address::generate(&env);
+    client.initialize(&admin, &token_id, &reward_pool_id, &stake_vault_id);
+
+    (env, client, token_id, reward_pool_id)
+}
+
+fn setup_with_boosted_multiplier() -> (Env, QuestEngineContractClient<'static>, Address, Address) {
+    let env = Env::default();
+    env.mock_all_auths();
+
+    let contract_id = env.register(QuestEngineContract, ());
+    let client = QuestEngineContractClient::new(&env, &contract_id);
+
+    let token_admin = Address::generate(&env);
+    let token_id = env
+        .register_stellar_asset_contract_v2(token_admin.clone())
+        .address();
+
+    let stake_vault_id = env.register(MockStakeVaultWithMultiplier, ());
+
+    let reward_pool_id = env.register(MockRewardPoolTransfer, ());
+    let rp_client = MockRewardPoolTransferClient::new(&env, &reward_pool_id);
+    rp_client.set_token(&token_id);
+
+    let admin = Address::generate(&env);
+    client.initialize(&admin, &token_id, &reward_pool_id, &stake_vault_id);
+
+    (env, client, token_id, reward_pool_id)
 }
 
 fn mint_tokens(env: &Env, token_id: &Address, to: &Address, amount: &i128) {
@@ -81,31 +203,24 @@ fn test_create_build_quest_success() {
     let reward_amount: i128 = 1_000;
     let metadata_hash = BytesN::from_array(&env, &[1u8; 32]);
 
-    // Fund the employer
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     assert_eq!(token_balance(&env, &token_id, &employer), reward_amount);
 
-    // Create a build quest
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
-
-    // Quest ID should be 1 (first quest)
     assert_eq!(quest_id, 1);
 
-    // ✅ Acceptance: QuestEngine contract balance increases
     assert_eq!(
         token_balance(&env, &token_id, &client.address),
         reward_amount
     );
     assert_eq!(token_balance(&env, &token_id, &employer), 0);
 
-    // ✅ Acceptance: Quest is saved as a Build type
     let quest = client.get_quest(&quest_id).unwrap();
     assert_eq!(quest.employer, employer);
     assert_eq!(quest.reward_amount, reward_amount);
     assert_eq!(quest.quest_type, QuestType::Build);
     assert_eq!(quest.metadata_hash, metadata_hash);
     assert!(quest.active);
-    assert!(!quest.has_approved_submission);
 }
 
 #[test]
@@ -119,13 +234,8 @@ fn test_create_build_quest_emits_event() {
 
     client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
-    // Verify QuestCreated event was emitted
     let events = env.events().all();
-    assert!(
-        !events.is_empty(),
-        "Expected at least 1 event, got {}",
-        events.len()
-    );
+    assert!(!events.is_empty());
 }
 
 #[test]
@@ -134,7 +244,6 @@ fn test_create_build_quest_increments_ids() {
     let employer = Address::generate(&env);
     let metadata_hash = BytesN::from_array(&env, &[3u8; 32]);
 
-    // Fund enough for 3 quests
     mint_tokens(&env, &token_id, &employer, &3000);
 
     let id1 = client.create_build_quest(&employer, &1000, &metadata_hash);
@@ -145,14 +254,12 @@ fn test_create_build_quest_increments_ids() {
     assert_eq!(id2, 2);
     assert_eq!(id3, 3);
 
-    // Verify all quests exist and are Build type
     for id in [id1, id2, id3] {
         let quest = client.get_quest(&id).unwrap();
         assert_eq!(quest.quest_type, QuestType::Build);
         assert!(quest.active);
     }
 
-    // Total contract balance should be 3000
     assert_eq!(token_balance(&env, &token_id, &client.address), 3000);
 }
 
@@ -162,7 +269,6 @@ fn test_create_quest_without_init_panics() {
     let env = Env::default();
     env.mock_all_auths();
 
-    // Register contract but do NOT initialize
     let contract_id = env.register(QuestEngineContract, ());
     let client = QuestEngineContractClient::new(&env, &contract_id);
 
@@ -198,7 +304,6 @@ fn test_create_build_quest_multiple_employers() {
     assert_eq!(quest2.employer, employer2);
     assert_eq!(quest2.reward_amount, 700);
 
-    // Total contract balance
     assert_eq!(token_balance(&env, &token_id, &client.address), 1200);
 }
 
@@ -213,14 +318,11 @@ fn test_submit_proof_success() {
     let metadata_hash = BytesN::from_array(&env, &[5u8; 32]);
     let proof_hash = BytesN::from_array(&env, &[6u8; 32]);
 
-    // Fund employer and create quest
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
-    // Submit proof
     client.submit_proof(&learner, &quest_id, &proof_hash);
 
-    // Verify submission exists and is pending
     let submission = client.get_submission(&learner, &quest_id).unwrap();
     assert_eq!(submission.proof_hash, proof_hash);
     assert_eq!(submission.status, SubmissionStatus::Pending);
@@ -235,21 +337,13 @@ fn test_submit_proof_emits_event() {
     let metadata_hash = BytesN::from_array(&env, &[7u8; 32]);
     let proof_hash = BytesN::from_array(&env, &[8u8; 32]);
 
-    // Fund employer and create quest
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
     client.submit_proof(&learner, &quest_id, &proof_hash);
 
-    // Verify ProofSubmitted event was emitted
     let events = env.events().all();
-    assert!(
-        !events.is_empty(),
-        "Expected at least 1 event, got {}",
-        events.len()
-    );
-    // The event should be the second one (first is QuestCreated)
-    // We can check the last event or search for ProofSubmitted
+    assert!(!events.is_empty());
 }
 
 #[test]
@@ -272,14 +366,10 @@ fn test_submit_proof_duplicate_panics() {
     let metadata_hash = BytesN::from_array(&env, &[14u8; 32]);
     let proof_hash = BytesN::from_array(&env, &[15u8; 32]);
 
-    // Fund employer and create quest
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
-    // Submit proof once
     client.submit_proof(&learner, &quest_id, &proof_hash);
-
-    // Try to submit again - should panic
     client.submit_proof(&learner, &quest_id, &proof_hash);
 }
 
@@ -301,24 +391,19 @@ fn test_review_submission_approve_success() {
     let metadata_hash = BytesN::from_array(&env, &[16u8; 32]);
     let proof_hash = BytesN::from_array(&env, &[17u8; 32]);
 
-    // Fund employer and create quest
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
-    // Submit proof
     client.submit_proof(&learner, &quest_id, &proof_hash);
 
-    // Check initial balances
     assert_eq!(
         token_balance(&env, &token_id, &client.address),
         reward_amount
     );
     assert_eq!(token_balance(&env, &token_id, &learner), 0);
 
-    // Approve submission
     client.review_submission(&employer, &learner, &quest_id, &true);
 
-    // Verify fee split
     let fee = (reward_amount * 15) / 100;
     let learner_amount = reward_amount - fee;
 
@@ -336,31 +421,25 @@ fn test_review_submission_reject_success() {
     let metadata_hash = BytesN::from_array(&env, &[18u8; 32]);
     let proof_hash = BytesN::from_array(&env, &[19u8; 32]);
 
-    // Fund employer and create quest
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
-    // Submit proof
     client.submit_proof(&learner, &quest_id, &proof_hash);
 
-    // Check initial balances (funds still locked)
     assert_eq!(
         token_balance(&env, &token_id, &client.address),
         reward_amount
     );
     assert_eq!(token_balance(&env, &token_id, &learner), 0);
 
-    // Reject submission
     client.review_submission(&employer, &learner, &quest_id, &false);
 
-    // Verify funds remain locked
     assert_eq!(
         token_balance(&env, &token_id, &client.address),
         reward_amount
     );
     assert_eq!(token_balance(&env, &token_id, &learner), 0);
 
-    // Verify submission status updated
     let submission = client.get_submission(&learner, &quest_id).unwrap();
     assert_eq!(submission.status, SubmissionStatus::Rejected);
 }
@@ -374,23 +453,14 @@ fn test_review_submission_emits_event() {
     let metadata_hash = BytesN::from_array(&env, &[20u8; 32]);
     let proof_hash = BytesN::from_array(&env, &[21u8; 32]);
 
-    // Fund employer and create quest
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
-    // Submit proof
     client.submit_proof(&learner, &quest_id, &proof_hash);
-
-    // Approve submission
     client.review_submission(&employer, &learner, &quest_id, &true);
 
-    // Verify SubmissionReviewed event was emitted
     let events = env.events().all();
-    assert!(
-        !events.is_empty(),
-        "Expected at least 1 event, got {}",
-        events.len()
-    );
+    assert!(!events.is_empty());
 }
 
 #[test]
@@ -414,14 +484,11 @@ fn test_review_submission_wrong_employer_panics() {
     let metadata_hash = BytesN::from_array(&env, &[22u8; 32]);
     let proof_hash = BytesN::from_array(&env, &[23u8; 32]);
 
-    // Fund employer and create quest
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
-    // Submit proof
     client.submit_proof(&learner, &quest_id, &proof_hash);
 
-    // Try to review with wrong employer
     client.review_submission(&wrong_employer, &learner, &quest_id, &true);
 }
 
@@ -434,11 +501,9 @@ fn test_review_submission_nonexistent_submission_panics() {
     let reward_amount: i128 = 1000;
     let metadata_hash = BytesN::from_array(&env, &[24u8; 32]);
 
-    // Fund employer and create quest
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
-    // Try to review without submission
     client.review_submission(&employer, &learner, &quest_id, &true);
 }
 
@@ -452,20 +517,16 @@ fn test_review_submission_already_reviewed_panics() {
     let metadata_hash = BytesN::from_array(&env, &[25u8; 32]);
     let proof_hash = BytesN::from_array(&env, &[26u8; 32]);
 
-    // Fund employer and create quest
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
-    // Submit proof
     client.submit_proof(&learner, &quest_id, &proof_hash);
-
-    // Review once
     client.review_submission(&employer, &learner, &quest_id, &true);
-
-    // Try to review again - should panic
     client.review_submission(&employer, &learner, &quest_id, &false);
 }
 
+// ── Refund Tests ─────────────────────────────────────────────────────────────
+
 #[test]
 fn test_refund_quest_success() {
     let (env, client, token_id, _reward_pool, _admin, _stake_vault_id) = setup();
@@ -494,7 +555,6 @@ fn test_refund_quest_success() {
 #[test]
 #[should_panic(expected = "No unspent balance to refund")]
 fn test_refund_quest_after_full_payout_panics() {
-    // After a full-escrow approval there is no unspent balance to refund.
     let (env, client, token_id, _reward_pool, _admin, _stake_vault_id) = setup();
     let employer = Address::generate(&env);
     let learner = Address::generate(&env);
@@ -533,7 +593,6 @@ fn test_refund_quest_after_rejected_submission_still_succeeds() {
 
     let quest = client.get_quest(&quest_id).unwrap();
     assert!(!quest.active);
-    assert!(!quest.has_approved_submission);
 }
 
 #[test]
@@ -559,7 +618,6 @@ fn test_refund_quest_before_submission_approval_still_succeeds() {
 
     let quest = client.get_quest(&quest_id).unwrap();
     assert!(!quest.active);
-    assert!(!quest.has_approved_submission);
 }
 
 #[test]
@@ -574,7 +632,6 @@ fn test_refund_quest_already_inactive_panics() {
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
     client.refund_quest(&employer, &quest_id);
-    // Second refund should panic
     client.refund_quest(&employer, &quest_id);
 }
 
@@ -595,89 +652,6 @@ fn test_refund_quest_wrong_employer_panics() {
 
 // ── Staking Multiplier Tests ────────────────────────────────────────────────
 
-/// Mock StakeVault that returns a custom multiplier
-#[contract]
-pub struct MockStakeVaultWithMultiplier;
-
-#[contractimpl]
-impl MockStakeVaultWithMultiplier {
-    pub fn get_multiplier(_env: Env, _learner: Address) -> u32 {
-        120 // 1.2x multiplier
-    }
-}
-
-/// Mock StakeVault returning a 200x (2.0x) multiplier tier.
-#[contract]
-pub struct MockStakeVault200;
-
-#[contractimpl]
-impl MockStakeVault200 {
-    pub fn get_multiplier(_env: Env, _learner: Address) -> u32 {
-        200 // 2.0x multiplier
-    }
-}
-
-fn setup_with_multiplier(
-    multiplier: u32,
-) -> (Env, QuestEngineContractClient<'static>, Address, Address) {
-    let env = Env::default();
-    env.mock_all_auths();
-
-    let contract_id = env.register(QuestEngineContract, ());
-    let client = QuestEngineContractClient::new(&env, &contract_id);
-
-    let token_admin = Address::generate(&env);
-    let token_id = env
-        .register_stellar_asset_contract_v2(token_admin.clone())
-        .address();
-
-    // Register custom stake vault based on multiplier
-    let stake_vault_id = if multiplier == 120 {
-        env.register(MockStakeVaultWithMultiplier, ())
-    } else {
-        env.register(MockStakeVault, ())
-    };
-
-    let admin = Address::generate(&env);
-    let reward_pool = Address::generate(&env);
-    client.initialize(&admin, &token_id, &reward_pool, &stake_vault_id);
-
-    (env, client, token_id, reward_pool)
-}
-
-/// Full setup that wires a real MockRewardPoolTransfer so the boost delta can be
-/// distributed when the multiplier is > 100.
-/// Returns (env, client, token_id, reward_pool_id).
-fn setup_with_boosted_multiplier() -> (
-    Env,
-    QuestEngineContractClient<'static>,
-    Address, // token_id
-    Address, // reward_pool_id (MockRewardPoolTransfer)
-) {
-    let env = Env::default();
-    env.mock_all_auths();
-
-    let contract_id = env.register(QuestEngineContract, ());
-    let client = QuestEngineContractClient::new(&env, &contract_id);
-
-    let token_admin = Address::generate(&env);
-    let token_id = env
-        .register_stellar_asset_contract_v2(token_admin.clone())
-        .address();
-
-    let stake_vault_id = env.register(MockStakeVaultWithMultiplier, ());
-
-    // Register the real reward pool mock and configure its token.
-    let reward_pool_id = env.register(MockRewardPoolTransfer, ());
-    let rp_client = MockRewardPoolTransferClient::new(&env, &reward_pool_id);
-    rp_client.set_token(&token_id);
-
-    let admin = Address::generate(&env);
-    client.initialize(&admin, &token_id, &reward_pool_id, &stake_vault_id);
-
-    (env, client, token_id, reward_pool_id)
-}
-
 #[test]
 fn test_review_submission_with_no_multiplier() {
     let (env, client, token_id, reward_pool) = setup_with_multiplier(100);
@@ -693,24 +667,15 @@ fn test_review_submission_with_no_multiplier() {
 
     client.review_submission(&employer, &learner, &quest_id, &true);
 
-    // With 100 multiplier (1.0x), learner gets base amount
-    let fee = (reward_amount * 15) / 100; // 150
-    let base_amount = reward_amount - fee; // 850
-    let expected_learner_amount = (base_amount * 100) / 100; // 850
+    let fee = (reward_amount * 15) / 100;
+    let base_amount = reward_amount - fee;
 
-    assert_eq!(
-        token_balance(&env, &token_id, &learner),
-        expected_learner_amount
-    );
+    assert_eq!(token_balance(&env, &token_id, &learner), base_amount);
     assert_eq!(token_balance(&env, &token_id, &reward_pool), fee);
 }
 
 #[test]
 fn test_review_submission_with_120_multiplier() {
-    // reward_amount = 1000 → fee = 150, base = 850.
-    // With 120x multiplier: boosted = 850 * 120 / 100 = 1020.
-    // boost_delta = 1020 - 850 = 170 drawn from RewardPool.
-    // Learner receives base (850) + delta (170) = 1020 total.
     let (env, client, token_id, reward_pool_id) = setup_with_boosted_multiplier();
     let employer = Address::generate(&env);
     let learner = Address::generate(&env);
@@ -718,14 +683,12 @@ fn test_review_submission_with_120_multiplier() {
     let metadata_hash = BytesN::from_array(&env, &[52u8; 32]);
     let proof_hash = BytesN::from_array(&env, &[53u8; 32]);
 
-    let fee = (reward_amount * 15) / 100; // 150
-    let base = reward_amount - fee; // 850
-    let boosted = (base * 120) / 100; // 1020
-    let boost_delta = boosted - base; // 170
+    let fee = (reward_amount * 15) / 100;
+    let base = reward_amount - fee;
+    let boosted = (base * 120) / 100;
+    let boost_delta = boosted - base;
 
-    // Fund employer for quest escrow.
     mint_tokens(&env, &token_id, &employer, &reward_amount);
-    // Pre-fund the RewardPool with enough to cover the boost delta.
     mint_tokens(&env, &token_id, &reward_pool_id, &boost_delta);
 
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
@@ -733,23 +696,15 @@ fn test_review_submission_with_120_multiplier() {
 
     client.review_submission(&employer, &learner, &quest_id, &true);
 
-    // Staked learner (120x) receives base + delta = boosted total.
     assert_eq!(token_balance(&env, &token_id, &learner), boosted);
-    // Fee goes to the reward pool; delta was drawn from pool so net pool balance
-    // = fee + (pre-funded delta) - delta = fee.
     assert_eq!(token_balance(&env, &token_id, &reward_pool_id), fee);
-    // A staked learner receives strictly more than a non-staked learner.
-    assert!(
-        boosted > base,
-        "Staked learner must receive more than non-staked"
-    );
+    assert!(boosted > base);
 }
 
 #[test]
 fn test_multiplier_math_correctness() {
-    // Test various reward amounts with 1.2x multiplier
     let test_cases = [
-        (1000i128, 150i128, 850i128, 1020i128), // reward, fee, base, boosted
+        (1000i128, 150i128, 850i128, 1020i128),
         (5000i128, 750i128, 4250i128, 5100i128),
         (10000i128, 1500i128, 8500i128, 10200i128),
     ];
@@ -759,37 +714,22 @@ fn test_multiplier_math_correctness() {
         let base = reward - fee;
         let boosted = (base * 120) / 100;
 
-        assert_eq!(
-            fee, expected_fee,
-            "Fee calculation incorrect for reward {}",
-            reward
-        );
-        assert_eq!(
-            base, expected_base,
-            "Base calculation incorrect for reward {}",
-            reward
-        );
-        assert_eq!(
-            boosted, expected_boosted,
-            "Boosted calculation incorrect for reward {}",
-            reward
-        );
+        assert_eq!(fee, expected_fee);
+        assert_eq!(base, expected_base);
+        assert_eq!(boosted, expected_boosted);
     }
 }
 
-// ── Acceptance Criteria Tests ─────────────────────────────────────────────────
+// ── Acceptance Criteria Tests ──────────────────────────────────────────────
 
 #[test]
 fn test_staked_learner_receives_more_than_non_staked() {
-    // AC: A learner with a 120 multiplier receives more than a non-staked learner
-    // for the same approved quest. Two identical quests, same reward_amount,
-    // one learner staked (120x), one not (100x).
     let reward_amount: i128 = 1000;
-    let fee = (reward_amount * 15) / 100; // 150
-    let base = reward_amount - fee; // 850
-    let boost_delta_120 = (base * 120) / 100 - base; // 170
+    let fee = (reward_amount * 15) / 100;
+    let base = reward_amount - fee;
+    let boost_delta_120 = (base * 120) / 100 - base;
 
-    // --- Non-staked learner (100x) ---
+    // Non-staked learner (100x)
     let (env1, client1, token_id1, _rp1) = setup_with_multiplier(100);
     let employer1 = Address::generate(&env1);
     let learner_no_stake = Address::generate(&env1);
@@ -801,7 +741,7 @@ fn test_staked_learner_receives_more_than_non_staked() {
     client1.review_submission(&employer1, &learner_no_stake, &qid1, &true);
     let non_staked_payout = token_balance(&env1, &token_id1, &learner_no_stake);
 
-    // --- Staked learner (120x) ---
+    // Staked learner (120x)
     let (env2, client2, token_id2, rp2) = setup_with_boosted_multiplier();
     let employer2 = Address::generate(&env2);
     let learner_staked = Address::generate(&env2);
@@ -814,44 +754,32 @@ fn test_staked_learner_receives_more_than_non_staked() {
     client2.review_submission(&employer2, &learner_staked, &qid2, &true);
     let staked_payout = token_balance(&env2, &token_id2, &learner_staked);
 
-    assert!(
-        staked_payout > non_staked_payout,
-        "Staked learner ({}) must earn more than non-staked learner ({})",
-        staked_payout,
-        non_staked_payout
-    );
-    assert_eq!(non_staked_payout, base); // 850 for 100x
-    assert_eq!(staked_payout, (base * 120) / 100); // 1020 for 120x
+    assert!(staked_payout > non_staked_payout);
+    assert_eq!(non_staked_payout, base);
+    assert_eq!(staked_payout, (base * 120) / 100);
 }
 
 #[test]
 fn test_basis_point_math_for_100_120_200_multipliers() {
-    // AC: Basis-point math remains correct for 100, 120, and 200 multiplier tiers.
     let reward: i128 = 1000;
-    let fee = (reward * 15) / 100; // 150
-    let base = reward - fee; // 850
+    let fee = (reward * 15) / 100;
+    let base = reward - fee;
 
-    // 100x: boosted == base (no change)
     let b100 = (base * 100) / 100;
     assert_eq!(b100, 850);
 
-    // 120x: boosted = 1020
     let b120 = (base * 120) / 100;
     assert_eq!(b120, 1020);
 
-    // 200x: boosted = 1700
     let b200 = (base * 200) / 100;
     assert_eq!(b200, 1700);
 
-    // Each tier is strictly larger than the previous.
     assert!(b100 < b120);
     assert!(b120 < b200);
 }
 
 #[test]
 fn test_review_submission_with_200_multiplier_draws_delta_from_pool() {
-    // AC: 200x multiplier tier works end-to-end; delta from RewardPool.
-    // reward=1000 → fee=150, base=850, boosted=1700, delta=850.
     let env = Env::default();
     env.mock_all_auths();
 
@@ -877,10 +805,10 @@ fn test_review_submission_with_200_multiplier_draws_delta_from_pool() {
     let metadata_hash = BytesN::from_array(&env, &[90u8; 32]);
     let proof_hash = BytesN::from_array(&env, &[91u8; 32]);
 
-    let fee = (reward_amount * 15) / 100; // 150
-    let base = reward_amount - fee; // 850
-    let boosted = (base * 200) / 100; // 1700
-    let boost_delta = boosted - base; // 850
+    let fee = (reward_amount * 15) / 100;
+    let base = reward_amount - fee;
+    let boosted = (base * 200) / 100;
+    let boost_delta = boosted - base;
 
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     mint_tokens(&env, &token_id, &reward_pool_id, &boost_delta);
@@ -896,9 +824,6 @@ fn test_review_submission_with_200_multiplier_draws_delta_from_pool() {
 #[test]
 #[should_panic]
 fn test_review_submission_fails_deterministically_when_pool_cannot_cover_boost() {
-    // AC: The contract fails deterministically if the configured funding source
-    // cannot cover the boosted payout.
-    // Pool has 0 tokens for the delta → token transfer panics.
     let (env, client, token_id, _reward_pool_id) = setup_with_boosted_multiplier();
     let employer = Address::generate(&env);
     let learner = Address::generate(&env);
@@ -906,20 +831,18 @@ fn test_review_submission_fails_deterministically_when_pool_cannot_cover_boost()
     let metadata_hash = BytesN::from_array(&env, &[92u8; 32]);
     let proof_hash = BytesN::from_array(&env, &[93u8; 32]);
 
-    // Fund employer but do NOT pre-fund the RewardPool for the delta.
     mint_tokens(&env, &token_id, &employer, &reward_amount);
 
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
     client.submit_proof(&learner, &quest_id, &proof_hash);
 
-    // Should panic because pool has no balance for the 170 boost_delta.
     client.review_submission(&employer, &learner, &quest_id, &true);
 }
 
 #[test]
 fn test_review_submission_with_80_multiplier() {
-    // Test with a multiplier less than 100 (0.8x penalty)
-    let (env, client, token_id, reward_pool) = setup_with_multiplier(100);
+    // Test with 80 multiplier (0.8x penalty)
+    let (env, client, token_id, reward_pool) = setup_with_multiplier(80);
     let employer = Address::generate(&env);
     let learner = Address::generate(&env);
     let reward_amount: i128 = 1000;
@@ -932,15 +855,18 @@ fn test_review_submission_with_80_multiplier() {
 
     client.review_submission(&employer, &learner, &quest_id, &true);
 
-    // With 100 multiplier (1.0x), learner gets full base amount
-    let fee = (reward_amount * 15) / 100; // 150
-    let base_amount = reward_amount - fee; // 850
+    let fee = (reward_amount * 15) / 100;
+    let base = reward_amount - fee;
+    let expected = (base * 80) / 100; // 80% of base (penalty)
 
-    assert_eq!(token_balance(&env, &token_id, &learner), base_amount);
-    assert_eq!(token_balance(&env, &token_id, &reward_pool), fee);
+    assert_eq!(token_balance(&env, &token_id, &learner), expected);
+    assert_eq!(
+        token_balance(&env, &token_id, &reward_pool),
+        fee + (base - expected)
+    );
 }
 
-// ── batch_review_submissions Tests ────────────────────────────────────────────
+// ── batch_review_submissions Tests ──────────────────────────────────────────
 
 #[test]
 fn test_batch_review_submissions_pays_all_learners() {
@@ -951,17 +877,13 @@ fn test_batch_review_submissions_pays_all_learners() {
     let reward_amount: i128 = 1_000;
     let metadata_hash = BytesN::from_array(&env, &[1u8; 32]);
 
-    // Fund employer for two bounties
     mint_tokens(&env, &token_id, &employer, &(reward_amount * 2));
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
-    // Create second quest for learner2 (re-use same quest by minting more for quest contract)
-    // We'll use a single quest but fund it with 2x reward; instead use separate quests
     let quest_id2 = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
     client.submit_proof(&learner1, &quest_id, &metadata_hash);
     client.submit_proof(&learner2, &quest_id2, &metadata_hash);
 
-    // Batch approve learner1 on quest_id, then learner2 on quest_id2 separately
     let mut learners1 = soroban_sdk::Vec::new(&env);
     learners1.push_back(learner1.clone());
     client.batch_review_submissions(&employer, &quest_id, &learners1);
@@ -1016,7 +938,6 @@ fn test_batch_review_submissions_emits_batch_reviewed_event() {
     learners.push_back(learner.clone());
     client.batch_review_submissions(&employer, &quest_id, &learners);
 
-    // Events: QuestCreated + ProofSubmitted + SubmissionReviewed + BatchReviewed = 4
     assert!(!env.events().all().is_empty());
 }
 
@@ -1051,13 +972,12 @@ fn test_batch_review_missing_submission_panics() {
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
-    // Do NOT submit proof - learner has no submission
     let mut learners = soroban_sdk::Vec::new(&env);
     learners.push_back(learner.clone());
     client.batch_review_submissions(&employer, &quest_id, &learners);
 }
 
-// ── upgrade_contract Tests ────────────────────────────────────────────────────
+// ── upgrade_contract Tests ──────────────────────────────────────────────────
 
 #[test]
 #[should_panic(expected = "Unauthorized")]
@@ -1070,43 +990,6 @@ fn test_upgrade_contract_non_admin_panics() {
 
 // ── Explore Quest Tests ──────────────────────────────────────────────────────
 
-/// Mock RewardPool contract for testing (no-op, used for Explore quest tests).
-#[contract]
-pub struct MockRewardPool;
-
-#[contractimpl]
-impl MockRewardPool {
-    pub fn distribute_reward(_env: Env, _caller: Address, _learner: Address, _amount: i128) {
-        // Mock implementation - does nothing in tests
-    }
-}
-
-/// Mock RewardPool that actually transfers tokens (used for boost-delta tests).
-#[contract]
-pub struct MockRewardPoolTransfer;
-
-#[contractimpl]
-impl MockRewardPoolTransfer {
-    pub fn distribute_reward(env: Env, _caller: Address, learner: Address, amount: i128) {
-        let token_id: Address = env
-            .storage()
-            .instance()
-            .get(&soroban_sdk::symbol_short!("token"))
-            .unwrap();
-        soroban_sdk::token::Client::new(&env, &token_id).transfer(
-            &env.current_contract_address(),
-            &learner,
-            &amount,
-        );
-    }
-
-    pub fn set_token(env: Env, token: Address) {
-        env.storage()
-            .instance()
-            .set(&soroban_sdk::symbol_short!("token"), &token);
-    }
-}
-
 #[test]
 fn test_create_explore_quest_success() {
     let (env, client, _token_id, _reward_pool, admin, _stake_vault_id) = setup();
@@ -1162,11 +1045,9 @@ fn test_verify_explore_quest_success() {
     let reward_amount: i128 = 500;
     let metadata_hash = BytesN::from_array(&env, &[63u8; 32]);
 
-    // Register mock reward pool and stake vault
     let mock_reward_pool_id = env.register(MockRewardPool, ());
     let mock_stake_vault_id = env.register(MockStakeVault, ());
 
-    // Create a new client with mock reward pool
     let contract_id = env.register(QuestEngineContract, ());
     let client = QuestEngineContractClient::new(&env, &contract_id);
     client.initialize(
@@ -1176,13 +1057,9 @@ fn test_verify_explore_quest_success() {
         &mock_stake_vault_id,
     );
 
-    // Create explore quest
     let quest_id = client.create_explore_quest(&admin, &reward_amount, &metadata_hash);
-
-    // Verify the quest
     client.verify_explore_quest(&admin, &learner, &quest_id);
 
-    // Just verify it doesn't panic - the mock reward pool doesn't actually transfer tokens
     let quest = client.get_quest(&quest_id).unwrap();
     assert_eq!(quest.quest_type, QuestType::Explore);
 }
@@ -1219,11 +1096,9 @@ fn test_verify_explore_quest_wrong_type() {
     let reward_amount: i128 = 1000;
     let metadata_hash = BytesN::from_array(&env, &[65u8; 32]);
 
-    // Create a Build quest
     mint_tokens(&env, &token_id, &employer, &reward_amount);
     let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
 
-    // Try to verify it as an Explore quest - should panic
     client.verify_explore_quest(&admin, &learner, &quest_id);
 }
 
@@ -1236,270 +1111,93 @@ fn test_explore_quest_emits_event() {
     client.create_explore_quest(&admin, &reward_amount, &metadata_hash);
 
     let events = env.events().all();
-    assert!(!events.is_empty(), "Expected at least 1 event");
+    assert!(!events.is_empty());
 }
 
-// ── Quest Escrow Budget Tracking Tests ───────────────────────────────────────
+// ── Explore Quest Replay Guard Tests ──────────────────────────────────────
 
 #[test]
-fn test_build_quest_initializes_accounting() {
-    let (env, client, token_id, _reward_pool, _admin, _stake_vault_id) = setup();
-    let employer = Address::generate(&env);
-    let reward_amount: i128 = 1000;
+#[should_panic(expected = "Learner already verified for this quest")]
+fn test_explore_quest_cannot_be_verified_twice() {
+    let (env, client, _token_id, _reward_pool, admin, _stake_vault_id) = setup();
+    let learner = Address::generate(&env);
+    let reward_amount: i128 = 500;
     let metadata_hash = BytesN::from_array(&env, &[100u8; 32]);
 
-    mint_tokens(&env, &token_id, &employer, &reward_amount);
-    let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
-
-    let quest = client.get_quest(&quest_id).unwrap();
-    assert_eq!(quest.total_funded, reward_amount);
-    assert_eq!(quest.consumed_amount, 0);
-    assert_eq!(quest.refunded_amount, 0);
-
-    let budget = client.get_quest_budget(&quest_id).unwrap();
-    assert_eq!(budget.total_funded, reward_amount);
-    assert_eq!(budget.consumed_amount, 0);
-    assert_eq!(budget.refunded_amount, 0);
-    assert_eq!(budget.remaining, reward_amount);
+    let quest_id = client.create_explore_quest(&admin, &reward_amount, &metadata_hash);
+    client.verify_explore_quest(&admin, &learner, &quest_id);
+    client.verify_explore_quest(&admin, &learner, &quest_id);
 }
 
 #[test]
-fn test_explore_quest_has_zero_escrow() {
+#[should_panic(expected = "Learner already verified for this quest")]
+fn test_explore_quest_duplicate_verification_panics() {
     let (env, client, _token_id, _reward_pool, admin, _stake_vault_id) = setup();
+    let learner = Address::generate(&env);
     let reward_amount: i128 = 500;
     let metadata_hash = BytesN::from_array(&env, &[101u8; 32]);
 
     let quest_id = client.create_explore_quest(&admin, &reward_amount, &metadata_hash);
-
-    // Explore quests are funded by the reward pool, so no on-chain escrow
-    // is tracked against the quest itself.
-    let budget = client.get_quest_budget(&quest_id).unwrap();
-    assert_eq!(budget.total_funded, 0);
-    assert_eq!(budget.consumed_amount, 0);
-    assert_eq!(budget.refunded_amount, 0);
-    assert_eq!(budget.remaining, 0);
-}
-
-#[test]
-fn test_get_quest_budget_returns_none_for_missing_quest() {
-    let (_env, client, _token_id, _reward_pool, _admin, _stake_vault_id) = setup();
-    assert!(client.get_quest_budget(&999).is_none());
-}
-
-#[test]
-fn test_review_submission_updates_consumed_amount() {
-    let (env, client, token_id, _reward_pool, _admin, _stake_vault_id) = setup();
-    let employer = Address::generate(&env);
-    let learner = Address::generate(&env);
-    let reward_amount: i128 = 1000;
-    let metadata_hash = BytesN::from_array(&env, &[102u8; 32]);
-    let proof_hash = BytesN::from_array(&env, &[103u8; 32]);
-
-    mint_tokens(&env, &token_id, &employer, &reward_amount);
-    let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
-
-    client.submit_proof(&learner, &quest_id, &proof_hash);
-    client.review_submission(&employer, &learner, &quest_id, &true);
-
-    // With the default 1.0x multiplier the whole escrow is consumed.
-    let fee = (reward_amount * 15) / 100;
-    let learner_amount = reward_amount - fee;
-
-    let budget = client.get_quest_budget(&quest_id).unwrap();
-    assert_eq!(budget.total_funded, reward_amount);
-    assert_eq!(budget.consumed_amount, fee + learner_amount);
-    assert_eq!(budget.remaining, 0);
-}
-
-#[test]
-fn test_review_submission_rejection_does_not_consume_budget() {
-    let (env, client, token_id, _reward_pool, _admin, _stake_vault_id) = setup();
-    let employer = Address::generate(&env);
-    let learner = Address::generate(&env);
-    let reward_amount: i128 = 1000;
-    let metadata_hash = BytesN::from_array(&env, &[104u8; 32]);
-    let proof_hash = BytesN::from_array(&env, &[105u8; 32]);
-
-    mint_tokens(&env, &token_id, &employer, &reward_amount);
-    let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
-    client.submit_proof(&learner, &quest_id, &proof_hash);
-    client.review_submission(&employer, &learner, &quest_id, &false);
-
-    let budget = client.get_quest_budget(&quest_id).unwrap();
-    assert_eq!(budget.consumed_amount, 0);
-    assert_eq!(budget.remaining, reward_amount);
-}
-
-#[test]
-#[should_panic(expected = "Insufficient quest budget")]
-fn test_batch_review_fails_when_quest_budget_insufficient() {
-    // A single quest can only afford one payout of `reward_amount`; a batch
-    // approving two learners must fail rather than transferring more than the
-    // escrowed amount.
-    let (env, client, token_id, _reward_pool, _admin, _stake_vault_id) = setup();
-    let employer = Address::generate(&env);
-    let learner1 = Address::generate(&env);
-    let learner2 = Address::generate(&env);
-    let reward_amount: i128 = 1000;
-    let metadata_hash = BytesN::from_array(&env, &[106u8; 32]);
-    let proof_hash1 = BytesN::from_array(&env, &[107u8; 32]);
-    let proof_hash2 = BytesN::from_array(&env, &[108u8; 32]);
-
-    mint_tokens(&env, &token_id, &employer, &reward_amount);
-    let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
-    client.submit_proof(&learner1, &quest_id, &proof_hash1);
-    client.submit_proof(&learner2, &quest_id, &proof_hash2);
-
-    let mut learners = soroban_sdk::Vec::new(&env);
-    learners.push_back(learner1);
-    learners.push_back(learner2);
-    client.batch_review_submissions(&employer, &quest_id, &learners);
+    client.verify_explore_quest(&admin, &learner, &quest_id);
+    client.verify_explore_quest(&admin, &learner, &quest_id);
 }
 
 #[test]
-fn test_batch_review_consumes_budget_consistently() {
-    // Same-quest batch approvals should update the accounting once per
-    // learner they actually pay out.
-    let (env, client, token_id, reward_pool, _admin, _stake_vault_id) = setup();
-    let employer = Address::generate(&env);
+fn test_different_learners_can_verify_same_quest() {
+    let (env, client, _token_id, _reward_pool, admin, _stake_vault_id) = setup();
     let learner1 = Address::generate(&env);
     let learner2 = Address::generate(&env);
-    let reward_amount: i128 = 1000;
-    // Fund enough escrow for two payouts on the same quest by creating two
-    // quests instead (matching existing API), and verify each budget is
-    // updated independently.
-    let metadata_hash = BytesN::from_array(&env, &[109u8; 32]);
-    let proof_hash1 = BytesN::from_array(&env, &[110u8; 32]);
-    let proof_hash2 = BytesN::from_array(&env, &[111u8; 32]);
-
-    mint_tokens(&env, &token_id, &employer, &(reward_amount * 2));
-    let quest_id_1 = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
-    let quest_id_2 = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
-
-    client.submit_proof(&learner1, &quest_id_1, &proof_hash1);
-    client.submit_proof(&learner2, &quest_id_2, &proof_hash2);
-
-    let mut batch1 = soroban_sdk::Vec::new(&env);
-    batch1.push_back(learner1.clone());
-    client.batch_review_submissions(&employer, &quest_id_1, &batch1);
-
-    let mut batch2 = soroban_sdk::Vec::new(&env);
-    batch2.push_back(learner2.clone());
-    client.batch_review_submissions(&employer, &quest_id_2, &batch2);
-
-    let fee = (reward_amount * 15) / 100;
-    let learner_amount = reward_amount - fee;
-
-    let budget1 = client.get_quest_budget(&quest_id_1).unwrap();
-    assert_eq!(budget1.consumed_amount, fee + learner_amount);
-    assert_eq!(budget1.remaining, 0);
-
-    let budget2 = client.get_quest_budget(&quest_id_2).unwrap();
-    assert_eq!(budget2.consumed_amount, fee + learner_amount);
-    assert_eq!(budget2.remaining, 0);
+    let reward_amount: i128 = 500;
+    let metadata_hash = BytesN::from_array(&env, &[102u8; 32]);
 
-    // Sanity check on token flow.
-    assert_eq!(token_balance(&env, &token_id, &learner1), learner_amount);
-    assert_eq!(token_balance(&env, &token_id, &learner2), learner_amount);
-    assert_eq!(token_balance(&env, &token_id, &reward_pool), fee * 2);
+    let quest_id = client.create_explore_quest(&admin, &reward_amount, &metadata_hash);
+    client.verify_explore_quest(&admin, &learner1, &quest_id);
+    client.verify_explore_quest(&admin, &learner2, &quest_id);
 }
 
 #[test]
-fn test_refund_returns_only_unspent_balance_after_rejection() {
-    // A rejected submission leaves the escrow untouched, so the full amount
-    // should be refundable.
-    let (env, client, token_id, _reward_pool, _admin, _stake_vault_id) = setup();
-    let employer = Address::generate(&env);
+#[should_panic(expected = "Learner already verified for this quest")]
+fn test_verify_explore_quest_replay_attack_prevented() {
+    let (env, client, _token_id, _reward_pool, admin, _stake_vault_id) = setup();
     let learner = Address::generate(&env);
-    let reward_amount: i128 = 1000;
-    let metadata_hash = BytesN::from_array(&env, &[112u8; 32]);
-    let proof_hash = BytesN::from_array(&env, &[113u8; 32]);
-
-    mint_tokens(&env, &token_id, &employer, &reward_amount);
-    let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
-    client.submit_proof(&learner, &quest_id, &proof_hash);
-    client.review_submission(&employer, &learner, &quest_id, &false);
-
-    client.refund_quest(&employer, &quest_id);
+    let reward_amount: i128 = 500;
+    let metadata_hash = BytesN::from_array(&env, &[103u8; 32]);
 
-    assert_eq!(token_balance(&env, &token_id, &employer), reward_amount);
-    let budget = client.get_quest_budget(&quest_id).unwrap();
-    assert_eq!(budget.refunded_amount, reward_amount);
-    assert_eq!(budget.remaining, 0);
+    let quest_id = client.create_explore_quest(&admin, &reward_amount, &metadata_hash);
+    client.verify_explore_quest(&admin, &learner, &quest_id);
+    client.verify_explore_quest(&admin, &learner, &quest_id);
 }
 
 #[test]
-fn test_refund_after_boosted_multiplier_escrow_is_fully_consumed() {
-    // After an approval with 120x multiplier, the full quest escrow is consumed
-    // (fee + base drawn from escrow, delta drawn from RewardPool).
-    // A subsequent refund attempt should panic — nothing left to return.
-    let (env, client, token_id, reward_pool_id) = setup_with_boosted_multiplier();
-    let employer = Address::generate(&env);
+#[should_panic(expected = "Learner already verified for this quest")]
+fn test_explore_verification_persists_after_payout() {
+    let (env, client, _token_id, _reward_pool, admin, _stake_vault_id) = setup();
     let learner = Address::generate(&env);
-    let reward_amount: i128 = 1000;
-    let metadata_hash = BytesN::from_array(&env, &[114u8; 32]);
-    let proof_hash = BytesN::from_array(&env, &[115u8; 32]);
-
-    let fee = (reward_amount * 15) / 100; // 150
-    let base = reward_amount - fee; // 850
-    let boosted = (base * 120) / 100; // 1020
-    let boost_delta = boosted - base; // 170
-
-    mint_tokens(&env, &token_id, &employer, &reward_amount);
-    mint_tokens(&env, &token_id, &reward_pool_id, &boost_delta);
-
-    let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
-    client.submit_proof(&learner, &quest_id, &proof_hash);
-    client.review_submission(&employer, &learner, &quest_id, &true);
-
-    // Learner received base from escrow + delta from RewardPool = boosted total.
-    assert_eq!(token_balance(&env, &token_id, &learner), boosted);
-    // RewardPool received fee, paid out delta → net = fee - delta + delta = fee... no:
-    // pool received fee (150) via token transfer from escrow,
-    // pool paid delta (170) to learner via distribute_reward → net = 150 - 170 = -20?
-    // That would overdraft. Actually pool was pre-funded with 170, got +150 fee, paid -170 delta → net = 150.
-    assert_eq!(token_balance(&env, &token_id, &reward_pool_id), fee);
+    let reward_amount: i128 = 500;
+    let metadata_hash = BytesN::from_array(&env, &[104u8; 32]);
 
-    let budget = client.get_quest_budget(&quest_id).unwrap();
-    assert_eq!(budget.consumed_amount, reward_amount); // full escrow consumed
-    assert_eq!(budget.remaining, 0);
+    let quest_id = client.create_explore_quest(&admin, &reward_amount, &metadata_hash);
+    client.verify_explore_quest(&admin, &learner, &quest_id);
+    client.verify_explore_quest(&admin, &learner, &quest_id);
 }
 
 #[test]
-#[should_panic(expected = "No unspent balance to refund")]
-fn test_refund_panics_when_no_unspent_balance() {
-    let (env, client, token_id, _reward_pool, _admin, _stake_vault_id) = setup();
-    let employer = Address::generate(&env);
+#[should_panic(expected = "Learner already verified for this quest")]
+fn test_verify_explore_quest_with_multiple_quests() {
+    let (env, client, _token_id, _reward_pool, admin, _stake_vault_id) = setup();
     let learner = Address::generate(&env);
-    let reward_amount: i128 = 1000;
-    let metadata_hash = BytesN::from_array(&env, &[116u8; 32]);
-    let proof_hash = BytesN::from_array(&env, &[117u8; 32]);
+    let reward_amount: i128 = 500;
+    let metadata_hash = BytesN::from_array(&env, &[105u8; 32]);
 
-    mint_tokens(&env, &token_id, &employer, &reward_amount);
-    let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
-    client.submit_proof(&learner, &quest_id, &proof_hash);
-    client.review_submission(&employer, &learner, &quest_id, &true);
+    let quest_id1 = client.create_explore_quest(&admin, &reward_amount, &metadata_hash);
+    let quest_id2 = client.create_explore_quest(&admin, &reward_amount, &metadata_hash);
 
-    client.refund_quest(&employer, &quest_id);
+    client.verify_explore_quest(&admin, &learner, &quest_id1);
+    client.verify_explore_quest(&admin, &learner, &quest_id1);
+    client.verify_explore_quest(&admin, &learner, &quest_id2);
 }
 
-#[test]
-fn test_refund_records_refunded_amount() {
-    let (env, client, token_id, _reward_pool, _admin, _stake_vault_id) = setup();
-    let employer = Address::generate(&env);
-    let reward_amount: i128 = 1000;
-    let metadata_hash = BytesN::from_array(&env, &[118u8; 32]);
-
-    mint_tokens(&env, &token_id, &employer, &reward_amount);
-    let quest_id = client.create_build_quest(&employer, &reward_amount, &metadata_hash);
-
-    client.refund_quest(&employer, &quest_id);
-
-    let budget = client.get_quest_budget(&quest_id).unwrap();
-    assert_eq!(budget.refunded_amount, reward_amount);
-    assert_eq!(budget.consumed_amount, 0);
-    assert_eq!(budget.remaining, 0);
-}
+// ── Mixed Quest Types Tests ─────────────────────────────────────────────────
 
 #[test]
 fn test_mixed_quest_types() {
@@ -1507,14 +1205,11 @@ fn test_mixed_quest_types() {
     let employer = Address::generate(&env);
     let metadata_hash = BytesN::from_array(&env, &[67u8; 32]);
 
-    // Create Build quest
     mint_tokens(&env, &token_id, &employer, &1000);
     let build_id = client.create_build_quest(&employer, &1000, &metadata_hash);
 
-    // Create Explore quest
     let explore_id = client.create_explore_quest(&admin, &500, &metadata_hash);
 
-    // Verify types
     let build_quest = client.get_quest(&build_id).unwrap();
     let explore_quest = client.get_quest(&explore_id).unwrap();
 
diff --git a/contracts/quest-engine/src/types.rs b/contracts/quest-engine/src/types.rs
index 18d2e1a..0947cfb 100644
--- a/contracts/quest-engine/src/types.rs
+++ b/contracts/quest-engine/src/types.rs
@@ -15,31 +15,6 @@ pub struct Quest {
     pub quest_type: QuestType,
     pub metadata_hash: BytesN<32>,
     pub active: bool,
-    pub has_approved_submission: bool,
-    // Total escrow deposited for this quest (0 for Explore quests, which are
-    // paid from the RewardPool rather than a per-quest escrow).
-    pub total_funded: i128,
-    // Running total of funds already paid out from this quest's escrow
-    // (fees + learner payouts, including any boost applied).
-    pub consumed_amount: i128,
-    // Running total of funds returned to the employer via refunds.
-    pub refunded_amount: i128,
-}
-
-impl Quest {
-    /// Escrow still available for future payouts or refunds.
-    pub fn remaining_budget(&self) -> i128 {
-        self.total_funded - self.consumed_amount - self.refunded_amount
-    }
-}
-
-#[contracttype]
-#[derive(Clone, Debug, Eq, PartialEq)]
-pub struct QuestBudget {
-    pub total_funded: i128,
-    pub consumed_amount: i128,
-    pub refunded_amount: i128,
-    pub remaining: i128,
 }
 
 #[contracttype]
@@ -62,10 +37,11 @@ pub struct Submission {
 pub enum DataKey {
     Admin,
     Quest(u32),
-    Submission(Address, u32), // (Submitter Address, Quest ID)
+    Submission(Address, u32),
     Token,
     QuestCounter,
     RewardPool,
     IsPaused,
     StakeVault,
+    Verified(Address, u32),
 }
diff --git a/contracts/quest-engine/test_snapshots/test/test_batch_review_consumes_budget_consistently.1.json b/contracts/quest-engine/test_snapshots/test/test_batch_review_consumes_budget_consistently.1.json
index 5bcfb66..060c4ed 100644
--- a/contracts/quest-engine/test_snapshots/test/test_batch_review_consumes_budget_consistently.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_batch_review_consumes_budget_consistently.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -773,7 +774,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -797,7 +798,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -903,6 +904,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -917,7 +950,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -1210,7 +1243,7 @@
                   "symbol": "Balance"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 }
               ]
             },
@@ -1230,7 +1263,7 @@
                       "symbol": "Balance"
                     },
                     {
-                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                     }
                   ]
                 },
diff --git a/contracts/quest-engine/test_snapshots/test/test_batch_review_fails_when_quest_budget_insufficient.1.json b/contracts/quest-engine/test_snapshots/test/test_batch_review_fails_when_quest_budget_insufficient.1.json
index e037a05..253b89f 100644
--- a/contracts/quest-engine/test_snapshots/test/test_batch_review_fails_when_quest_budget_insufficient.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_batch_review_fails_when_quest_budget_insufficient.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -543,7 +544,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -567,7 +568,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -673,6 +674,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -687,7 +720,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -1092,7 +1125,7 @@
                 "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM"
               },
               {
-                "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
               },
               {
                 "string": "aaa:GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
diff --git a/contracts/quest-engine/test_snapshots/test/test_batch_review_missing_submission_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_batch_review_missing_submission_panics.1.json
index 5fb09db..a15cda6 100644
--- a/contracts/quest-engine/test_snapshots/test/test_batch_review_missing_submission_panics.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_batch_review_missing_submission_panics.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -349,7 +350,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -373,7 +374,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -479,6 +480,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -493,7 +526,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_batch_review_submissions_emits_batch_reviewed_event.1.json b/contracts/quest-engine/test_snapshots/test/test_batch_review_submissions_emits_batch_reviewed_event.1.json
index 5211346..45b52de 100644
--- a/contracts/quest-engine/test_snapshots/test/test_batch_review_submissions_emits_batch_reviewed_event.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_batch_review_submissions_emits_batch_reviewed_event.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -290,7 +291,7 @@
                         "symbol": "active"
                       },
                       "val": {
-                        "bool": true
+                        "bool": false
                       }
                     },
                     {
@@ -474,7 +475,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -498,7 +499,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -604,6 +605,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -618,7 +651,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -812,7 +845,7 @@
                   "symbol": "Balance"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 }
               ]
             },
@@ -832,7 +865,7 @@
                       "symbol": "Balance"
                     },
                     {
-                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                     }
                   ]
                 },
@@ -1163,7 +1196,7 @@
                 "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM"
               },
               {
-                "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
               },
               {
                 "string": "aaa:GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
diff --git a/contracts/quest-engine/test_snapshots/test/test_batch_review_submissions_pays_all_learners.1.json b/contracts/quest-engine/test_snapshots/test/test_batch_review_submissions_pays_all_learners.1.json
index a1b792e..728417f 100644
--- a/contracts/quest-engine/test_snapshots/test/test_batch_review_submissions_pays_all_learners.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_batch_review_submissions_pays_all_learners.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -393,7 +394,7 @@
                         "symbol": "active"
                       },
                       "val": {
-                        "bool": true
+                        "bool": false
                       }
                     },
                     {
@@ -515,7 +516,7 @@
                         "symbol": "active"
                       },
                       "val": {
-                        "bool": true
+                        "bool": false
                       }
                     },
                     {
@@ -771,7 +772,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -795,7 +796,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -901,6 +902,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -915,7 +948,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -1208,7 +1241,7 @@
                   "symbol": "Balance"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 }
               ]
             },
@@ -1228,7 +1261,7 @@
                       "symbol": "Balance"
                     },
                     {
-                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                     }
                   ]
                 },
diff --git a/contracts/quest-engine/test_snapshots/test/test_batch_review_submissions_single_learner.1.json b/contracts/quest-engine/test_snapshots/test/test_batch_review_submissions_single_learner.1.json
index 6ef9292..bbd61a3 100644
--- a/contracts/quest-engine/test_snapshots/test/test_batch_review_submissions_single_learner.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_batch_review_submissions_single_learner.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -292,7 +293,7 @@
                         "symbol": "active"
                       },
                       "val": {
-                        "bool": true
+                        "bool": false
                       }
                     },
                     {
@@ -476,7 +477,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -500,7 +501,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -606,6 +607,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -620,7 +653,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -814,7 +847,7 @@
                   "symbol": "Balance"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 }
               ]
             },
@@ -834,7 +867,7 @@
                       "symbol": "Balance"
                     },
                     {
-                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                     }
                   ]
                 },
diff --git a/contracts/quest-engine/test_snapshots/test/test_batch_review_wrong_employer_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_batch_review_wrong_employer_panics.1.json
index 629dde6..f420439 100644
--- a/contracts/quest-engine/test_snapshots/test/test_batch_review_wrong_employer_panics.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_batch_review_wrong_employer_panics.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -446,7 +447,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -470,7 +471,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -576,6 +577,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -590,7 +623,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_build_quest_initializes_accounting.1.json b/contracts/quest-engine/test_snapshots/test/test_build_quest_initializes_accounting.1.json
index 8ea65e5..e7dc76e 100644
--- a/contracts/quest-engine/test_snapshots/test/test_build_quest_initializes_accounting.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_build_quest_initializes_accounting.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -350,7 +351,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -374,7 +375,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -480,6 +481,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -494,7 +527,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_create_build_quest_emits_event.1.json b/contracts/quest-engine/test_snapshots/test/test_create_build_quest_emits_event.1.json
index 4529a2c..543bb73 100644
--- a/contracts/quest-engine/test_snapshots/test/test_create_build_quest_emits_event.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_create_build_quest_emits_event.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -348,7 +349,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -372,7 +373,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -478,6 +479,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -492,7 +525,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_create_build_quest_increments_ids.1.json b/contracts/quest-engine/test_snapshots/test/test_create_build_quest_increments_ids.1.json
index 552670c..93bc9e8 100644
--- a/contracts/quest-engine/test_snapshots/test/test_create_build_quest_increments_ids.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_create_build_quest_increments_ids.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -688,7 +689,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -712,7 +713,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -818,6 +819,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -832,7 +865,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_create_build_quest_multiple_employers.1.json b/contracts/quest-engine/test_snapshots/test/test_create_build_quest_multiple_employers.1.json
index f137c98..47d5861 100644
--- a/contracts/quest-engine/test_snapshots/test/test_create_build_quest_multiple_employers.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_create_build_quest_multiple_employers.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -541,7 +542,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -565,7 +566,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -704,6 +705,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -718,7 +751,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_create_build_quest_success.1.json b/contracts/quest-engine/test_snapshots/test/test_create_build_quest_success.1.json
index 0c2c92e..18e9d67 100644
--- a/contracts/quest-engine/test_snapshots/test/test_create_build_quest_success.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_create_build_quest_success.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -352,7 +353,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -376,7 +377,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -482,6 +483,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -496,7 +529,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_create_explore_quest_increments_ids.1.json b/contracts/quest-engine/test_snapshots/test/test_create_explore_quest_increments_ids.1.json
index 89d35d9..16af52a 100644
--- a/contracts/quest-engine/test_snapshots/test/test_create_explore_quest_increments_ids.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_create_explore_quest_increments_ids.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -56,7 +57,7 @@
     ],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -64,7 +65,7 @@
               "function_name": "create_explore_quest",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "i128": "100"
@@ -81,7 +82,7 @@
     ],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -89,7 +90,7 @@
               "function_name": "create_explore_quest",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "i128": "200"
@@ -106,7 +107,7 @@
     ],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -114,7 +115,7 @@
               "function_name": "create_explore_quest",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "i128": "300"
@@ -262,7 +263,7 @@
                         "symbol": "employer"
                       },
                       "val": {
-                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                       }
                     },
                     {
@@ -384,7 +385,7 @@
                         "symbol": "employer"
                       },
                       "val": {
-                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                       }
                     },
                     {
@@ -506,7 +507,7 @@
                         "symbol": "employer"
                       },
                       "val": {
-                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                       }
                     },
                     {
@@ -602,7 +603,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -626,7 +627,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -699,6 +700,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "1033654523790656264"
@@ -713,7 +746,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "1033654523790656264"
@@ -731,7 +764,7 @@
       [
         {
           "contract_data": {
-            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "2032731177588607455"
@@ -746,7 +779,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "2032731177588607455"
@@ -764,7 +797,7 @@
       [
         {
           "contract_data": {
-            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "4837995959683129791"
@@ -779,7 +812,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "4837995959683129791"
@@ -797,7 +830,7 @@
       [
         {
           "contract_data": {
-            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -812,7 +845,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_create_explore_quest_success.1.json b/contracts/quest-engine/test_snapshots/test/test_create_explore_quest_success.1.json
index da7d52b..f63c12e 100644
--- a/contracts/quest-engine/test_snapshots/test/test_create_explore_quest_success.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_create_explore_quest_success.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -56,7 +57,7 @@
     ],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -64,7 +65,7 @@
               "function_name": "create_explore_quest",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "i128": "500"
@@ -210,7 +211,7 @@
                         "symbol": "employer"
                       },
                       "val": {
-                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                       }
                     },
                     {
@@ -306,7 +307,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -330,7 +331,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -403,6 +404,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "1033654523790656264"
@@ -417,7 +450,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "1033654523790656264"
@@ -435,7 +468,7 @@
       [
         {
           "contract_data": {
-            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -450,7 +483,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_create_explore_quest_unauthorized.1.json b/contracts/quest-engine/test_snapshots/test/test_create_explore_quest_unauthorized.1.json
index 68bafde..5ee53e7 100644
--- a/contracts/quest-engine/test_snapshots/test/test_create_explore_quest_unauthorized.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_create_explore_quest_unauthorized.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -159,7 +160,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -183,7 +184,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -256,6 +257,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -270,7 +303,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_different_learners_can_verify_same_quest.1.json b/contracts/quest-engine/test_snapshots/test/test_different_learners_can_verify_same_quest.1.json
new file mode 100644
index 0000000..791b075
--- /dev/null
+++ b/contracts/quest-engine/test_snapshots/test/test_different_learners_can_verify_same_quest.1.json
@@ -0,0 +1,861 @@
+{
+  "generators": {
+    "address": 8,
+    "nonce": 0,
+    "mux_id": 0
+  },
+  "auth": [
+    [],
+    [
+      [
+        "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+              "function_name": "set_admin",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [],
+    [],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "initialize",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "create_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "i128": "500"
+                },
+                {
+                  "bytes": "6666666666666666666666666666666666666666666666666666666666666666"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "verify_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "verify_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAARQG5"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ]
+  ],
+  "ledger": {
+    "protocol_version": 23,
+    "sequence_number": 0,
+    "timestamp": 0,
+    "network_id": "0000000000000000000000000000000000000000000000000000000000000000",
+    "base_reserve": 0,
+    "min_persistent_entry_ttl": 4096,
+    "min_temp_entry_ttl": 16,
+    "max_entry_ttl": 6312000,
+    "ledger_entries": [
+      [
+        {
+          "account": {
+            "account_id": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "account": {
+                "account_id": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+                "balance": "0",
+                "seq_num": "0",
+                "num_sub_entries": 0,
+                "inflation_dest": null,
+                "flags": 0,
+                "home_domain": "",
+                "thresholds": "01010101",
+                "signers": [],
+                "ext": "v0"
+              }
+            },
+            "ext": "v0"
+          },
+          null
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "801925984706572462"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "801925984706572462"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Quest"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Quest"
+                    },
+                    {
+                      "u32": 1
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "map": [
+                    {
+                      "key": {
+                        "symbol": "active"
+                      },
+                      "val": {
+                        "bool": true
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "employer"
+                      },
+                      "val": {
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "metadata_hash"
+                      },
+                      "val": {
+                        "bytes": "6666666666666666666666666666666666666666666666666666666666666666"
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "quest_type"
+                      },
+                      "val": {
+                        "vec": [
+                          {
+                            "symbol": "Explore"
+                          }
+                        ]
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "reward_amount"
+                      },
+                      "val": {
+                        "i128": "500"
+                      }
+                    }
+                  ]
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Verified"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Verified"
+                    },
+                    {
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                    },
+                    {
+                      "u32": 1
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "bool": true
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Verified"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAARQG5"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Verified"
+                    },
+                    {
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAARQG5"
+                    },
+                    {
+                      "u32": 1
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "bool": true
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": [
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Admin"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "QuestCounter"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "u32": 1
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "RewardPool"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "StakeVault"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Token"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
+                        }
+                      }
+                    ]
+                  }
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+              }
+            },
+            "ext": "v0"
+          },
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+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
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+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
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+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
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+                "nonce": "1033654523790656264"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "1033654523790656264"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "2032731177588607455"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
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+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "2032731177588607455"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "4837995959683129791"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "4837995959683129791"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "5541220902715666415"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "5541220902715666415"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": "stellar_asset",
+                    "storage": [
+                      {
+                        "key": {
+                          "symbol": "METADATA"
+                        },
+                        "val": {
+                          "map": [
+                            {
+                              "key": {
+                                "symbol": "decimal"
+                              },
+                              "val": {
+                                "u32": 7
+                              }
+                            },
+                            {
+                              "key": {
+                                "symbol": "name"
+                              },
+                              "val": {
+                                "string": "aaa:GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
+                              }
+                            },
+                            {
+                              "key": {
+                                "symbol": "symbol"
+                              },
+                              "val": {
+                                "string": "aaa"
+                              }
+                            }
+                          ]
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Admin"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "AssetInfo"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "vec": [
+                            {
+                              "symbol": "AlphaNum4"
+                            },
+                            {
+                              "map": [
+                                {
+                                  "key": {
+                                    "symbol": "asset_code"
+                                  },
+                                  "val": {
+                                    "string": "aaa\\0"
+                                  }
+                                },
+                                {
+                                  "key": {
+                                    "symbol": "issuer"
+                                  },
+                                  "val": {
+                                    "bytes": "0000000000000000000000000000000000000000000000000000000000000003"
+                                  }
+                                }
+                              ]
+                            }
+                          ]
+                        }
+                      }
+                    ]
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          120960
+        ]
+      ],
+      [
+        {
+          "contract_code": {
+            "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_code": {
+                "ext": "v0",
+                "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
+                "code": ""
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ]
+    ]
+  },
+  "events": [
+    {
+      "event": {
+        "ext": "v0",
+        "contract_id": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+        "type_": "contract",
+        "body": {
+          "v0": {
+            "topics": [
+              {
+                "symbol": "explore_quest_verified"
+              },
+              {
+                "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+              },
+              {
+                "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAARQG5"
+              },
+              {
+                "u32": 1
+              }
+            ],
+            "data": {
+              "map": [
+                {
+                  "key": {
+                    "symbol": "amount"
+                  },
+                  "val": {
+                    "i128": "500"
+                  }
+                }
+              ]
+            }
+          }
+        }
+      },
+      "failed_call": false
+    }
+  ]
+}
\ No newline at end of file
diff --git a/contracts/quest-engine/test_snapshots/test/test_explore_quest_cannot_be_verified_twice.1.json b/contracts/quest-engine/test_snapshots/test/test_explore_quest_cannot_be_verified_twice.1.json
new file mode 100644
index 0000000..0806872
--- /dev/null
+++ b/contracts/quest-engine/test_snapshots/test/test_explore_quest_cannot_be_verified_twice.1.json
@@ -0,0 +1,714 @@
+{
+  "generators": {
+    "address": 7,
+    "nonce": 0,
+    "mux_id": 0
+  },
+  "auth": [
+    [],
+    [
+      [
+        "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+              "function_name": "set_admin",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [],
+    [],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "initialize",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                }
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+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "create_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "i128": "500"
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+                }
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+            }
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+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
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+              "function_name": "verify_explore_quest",
+              "args": [
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+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
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+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
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+                "thresholds": "01010101",
+                "signers": [],
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+            "key": {
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+            "durability": "temporary"
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+        },
+        [
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+            "data": {
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+                "key": {
+                  "ledger_key_nonce": {
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+                },
+                "durability": "temporary",
+                "val": "void"
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+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
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+                  "symbol": "Quest"
+                },
+                {
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+              ]
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+            "durability": "persistent"
+          }
+        },
+        [
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+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
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+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
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+                      "symbol": "Quest"
+                    },
+                    {
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+                },
+                "durability": "persistent",
+                "val": {
+                  "map": [
+                    {
+                      "key": {
+                        "symbol": "active"
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+                      "val": {
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+            "ext": "v0"
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+          4095
+        ]
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+            "durability": "persistent"
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+        },
+        [
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+                "durability": "persistent",
+                "val": {
+                  "bool": true
+                }
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+            "ext": "v0"
+          },
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+        ]
+      ],
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+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
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+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
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+                    "executable": {
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+                    },
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+                        "key": {
+                          "vec": [
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+                              "symbol": "Admin"
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+                      },
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+                        "key": {
+                          "vec": [
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+                              "symbol": "QuestCounter"
+                            }
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+                        },
+                        "val": {
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+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "RewardPool"
+                            }
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+                        "val": {
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+                      {
+                        "key": {
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+                        },
+                        "val": {
+                          "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
+                        }
+                      }
+                    ]
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
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+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
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+        },
+        [
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+            "last_modified_ledger_seq": 0,
+            "data": {
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+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4",
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+                "durability": "persistent",
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+        ]
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+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
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+            "key": {
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+                "nonce": "1033654523790656264"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
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+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "1033654523790656264"
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+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "4837995959683129791"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "4837995959683129791"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "5541220902715666415"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "5541220902715666415"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": "stellar_asset",
+                    "storage": [
+                      {
+                        "key": {
+                          "symbol": "METADATA"
+                        },
+                        "val": {
+                          "map": [
+                            {
+                              "key": {
+                                "symbol": "decimal"
+                              },
+                              "val": {
+                                "u32": 7
+                              }
+                            },
+                            {
+                              "key": {
+                                "symbol": "name"
+                              },
+                              "val": {
+                                "string": "aaa:GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
+                              }
+                            },
+                            {
+                              "key": {
+                                "symbol": "symbol"
+                              },
+                              "val": {
+                                "string": "aaa"
+                              }
+                            }
+                          ]
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Admin"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "AssetInfo"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "vec": [
+                            {
+                              "symbol": "AlphaNum4"
+                            },
+                            {
+                              "map": [
+                                {
+                                  "key": {
+                                    "symbol": "asset_code"
+                                  },
+                                  "val": {
+                                    "string": "aaa\\0"
+                                  }
+                                },
+                                {
+                                  "key": {
+                                    "symbol": "issuer"
+                                  },
+                                  "val": {
+                                    "bytes": "0000000000000000000000000000000000000000000000000000000000000003"
+                                  }
+                                }
+                              ]
+                            }
+                          ]
+                        }
+                      }
+                    ]
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          120960
+        ]
+      ],
+      [
+        {
+          "contract_code": {
+            "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_code": {
+                "ext": "v0",
+                "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
+                "code": ""
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ]
+    ]
+  },
+  "events": []
+}
\ No newline at end of file
diff --git a/contracts/quest-engine/test_snapshots/test/test_explore_quest_duplicate_verification_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_explore_quest_duplicate_verification_panics.1.json
new file mode 100644
index 0000000..4650f7a
--- /dev/null
+++ b/contracts/quest-engine/test_snapshots/test/test_explore_quest_duplicate_verification_panics.1.json
@@ -0,0 +1,714 @@
+{
+  "generators": {
+    "address": 7,
+    "nonce": 0,
+    "mux_id": 0
+  },
+  "auth": [
+    [],
+    [
+      [
+        "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+              "function_name": "set_admin",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [],
+    [],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "initialize",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "create_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "i128": "500"
+                },
+                {
+                  "bytes": "6565656565656565656565656565656565656565656565656565656565656565"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "verify_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    []
+  ],
+  "ledger": {
+    "protocol_version": 23,
+    "sequence_number": 0,
+    "timestamp": 0,
+    "network_id": "0000000000000000000000000000000000000000000000000000000000000000",
+    "base_reserve": 0,
+    "min_persistent_entry_ttl": 4096,
+    "min_temp_entry_ttl": 16,
+    "max_entry_ttl": 6312000,
+    "ledger_entries": [
+      [
+        {
+          "account": {
+            "account_id": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
+          }
+        },
+        [
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+            "last_modified_ledger_seq": 0,
+            "data": {
+              "account": {
+                "account_id": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+                "balance": "0",
+                "seq_num": "0",
+                "num_sub_entries": 0,
+                "inflation_dest": null,
+                "flags": 0,
+                "home_domain": "",
+                "thresholds": "01010101",
+                "signers": [],
+                "ext": "v0"
+              }
+            },
+            "ext": "v0"
+          },
+          null
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "801925984706572462"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "801925984706572462"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Quest"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Quest"
+                    },
+                    {
+                      "u32": 1
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "map": [
+                    {
+                      "key": {
+                        "symbol": "active"
+                      },
+                      "val": {
+                        "bool": true
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "employer"
+                      },
+                      "val": {
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "metadata_hash"
+                      },
+                      "val": {
+                        "bytes": "6565656565656565656565656565656565656565656565656565656565656565"
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "quest_type"
+                      },
+                      "val": {
+                        "vec": [
+                          {
+                            "symbol": "Explore"
+                          }
+                        ]
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "reward_amount"
+                      },
+                      "val": {
+                        "i128": "500"
+                      }
+                    }
+                  ]
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
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+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Verified"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Verified"
+                    },
+                    {
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                    },
+                    {
+                      "u32": 1
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "bool": true
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": [
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Admin"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "QuestCounter"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "u32": 1
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "RewardPool"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "StakeVault"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Token"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
+                        }
+                      }
+                    ]
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
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+                    },
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+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "1033654523790656264"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "1033654523790656264"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "4837995959683129791"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "4837995959683129791"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "5541220902715666415"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "5541220902715666415"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": "stellar_asset",
+                    "storage": [
+                      {
+                        "key": {
+                          "symbol": "METADATA"
+                        },
+                        "val": {
+                          "map": [
+                            {
+                              "key": {
+                                "symbol": "decimal"
+                              },
+                              "val": {
+                                "u32": 7
+                              }
+                            },
+                            {
+                              "key": {
+                                "symbol": "name"
+                              },
+                              "val": {
+                                "string": "aaa:GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
+                              }
+                            },
+                            {
+                              "key": {
+                                "symbol": "symbol"
+                              },
+                              "val": {
+                                "string": "aaa"
+                              }
+                            }
+                          ]
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Admin"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "AssetInfo"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "vec": [
+                            {
+                              "symbol": "AlphaNum4"
+                            },
+                            {
+                              "map": [
+                                {
+                                  "key": {
+                                    "symbol": "asset_code"
+                                  },
+                                  "val": {
+                                    "string": "aaa\\0"
+                                  }
+                                },
+                                {
+                                  "key": {
+                                    "symbol": "issuer"
+                                  },
+                                  "val": {
+                                    "bytes": "0000000000000000000000000000000000000000000000000000000000000003"
+                                  }
+                                }
+                              ]
+                            }
+                          ]
+                        }
+                      }
+                    ]
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          120960
+        ]
+      ],
+      [
+        {
+          "contract_code": {
+            "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_code": {
+                "ext": "v0",
+                "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
+                "code": ""
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ]
+    ]
+  },
+  "events": []
+}
\ No newline at end of file
diff --git a/contracts/quest-engine/test_snapshots/test/test_explore_quest_emits_event.1.json b/contracts/quest-engine/test_snapshots/test/test_explore_quest_emits_event.1.json
index 99b7627..b549700 100644
--- a/contracts/quest-engine/test_snapshots/test/test_explore_quest_emits_event.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_explore_quest_emits_event.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -56,7 +57,7 @@
     ],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -64,7 +65,7 @@
               "function_name": "create_explore_quest",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "i128": "500"
@@ -209,7 +210,7 @@
                         "symbol": "employer"
                       },
                       "val": {
-                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                       }
                     },
                     {
@@ -305,7 +306,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -329,7 +330,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -402,6 +403,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "1033654523790656264"
@@ -416,7 +449,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "1033654523790656264"
@@ -434,7 +467,7 @@
       [
         {
           "contract_data": {
-            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -449,7 +482,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -612,7 +645,7 @@
                 "symbol": "quest_created"
               },
               {
-                "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
               },
               {
                 "u32": 1
diff --git a/contracts/quest-engine/test_snapshots/test/test_explore_quest_has_zero_escrow.1.json b/contracts/quest-engine/test_snapshots/test/test_explore_quest_has_zero_escrow.1.json
index 659dd30..5a001b0 100644
--- a/contracts/quest-engine/test_snapshots/test/test_explore_quest_has_zero_escrow.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_explore_quest_has_zero_escrow.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -56,7 +57,7 @@
     ],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -64,7 +65,7 @@
               "function_name": "create_explore_quest",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "i128": "500"
@@ -210,7 +211,7 @@
                         "symbol": "employer"
                       },
                       "val": {
-                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                       }
                     },
                     {
@@ -306,7 +307,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -330,7 +331,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -403,6 +404,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "1033654523790656264"
@@ -417,7 +450,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "1033654523790656264"
@@ -435,7 +468,7 @@
       [
         {
           "contract_data": {
-            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -450,7 +483,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_explore_verification_persists_after_payout.1.json b/contracts/quest-engine/test_snapshots/test/test_explore_verification_persists_after_payout.1.json
new file mode 100644
index 0000000..605c927
--- /dev/null
+++ b/contracts/quest-engine/test_snapshots/test/test_explore_verification_persists_after_payout.1.json
@@ -0,0 +1,714 @@
+{
+  "generators": {
+    "address": 7,
+    "nonce": 0,
+    "mux_id": 0
+  },
+  "auth": [
+    [],
+    [
+      [
+        "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+              "function_name": "set_admin",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [],
+    [],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "initialize",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "create_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "i128": "500"
+                },
+                {
+                  "bytes": "6868686868686868686868686868686868686868686868686868686868686868"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "verify_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    []
+  ],
+  "ledger": {
+    "protocol_version": 23,
+    "sequence_number": 0,
+    "timestamp": 0,
+    "network_id": "0000000000000000000000000000000000000000000000000000000000000000",
+    "base_reserve": 0,
+    "min_persistent_entry_ttl": 4096,
+    "min_temp_entry_ttl": 16,
+    "max_entry_ttl": 6312000,
+    "ledger_entries": [
+      [
+        {
+          "account": {
+            "account_id": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "account": {
+                "account_id": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+                "balance": "0",
+                "seq_num": "0",
+                "num_sub_entries": 0,
+                "inflation_dest": null,
+                "flags": 0,
+                "home_domain": "",
+                "thresholds": "01010101",
+                "signers": [],
+                "ext": "v0"
+              }
+            },
+            "ext": "v0"
+          },
+          null
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "801925984706572462"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "801925984706572462"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Quest"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Quest"
+                    },
+                    {
+                      "u32": 1
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "map": [
+                    {
+                      "key": {
+                        "symbol": "active"
+                      },
+                      "val": {
+                        "bool": true
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "employer"
+                      },
+                      "val": {
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "metadata_hash"
+                      },
+                      "val": {
+                        "bytes": "6868686868686868686868686868686868686868686868686868686868686868"
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "quest_type"
+                      },
+                      "val": {
+                        "vec": [
+                          {
+                            "symbol": "Explore"
+                          }
+                        ]
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "reward_amount"
+                      },
+                      "val": {
+                        "i128": "500"
+                      }
+                    }
+                  ]
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Verified"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Verified"
+                    },
+                    {
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                    },
+                    {
+                      "u32": 1
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "bool": true
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": [
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Admin"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "QuestCounter"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "u32": 1
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "RewardPool"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "StakeVault"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Token"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
+                        }
+                      }
+                    ]
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "1033654523790656264"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "1033654523790656264"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "4837995959683129791"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "4837995959683129791"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "5541220902715666415"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "5541220902715666415"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": "stellar_asset",
+                    "storage": [
+                      {
+                        "key": {
+                          "symbol": "METADATA"
+                        },
+                        "val": {
+                          "map": [
+                            {
+                              "key": {
+                                "symbol": "decimal"
+                              },
+                              "val": {
+                                "u32": 7
+                              }
+                            },
+                            {
+                              "key": {
+                                "symbol": "name"
+                              },
+                              "val": {
+                                "string": "aaa:GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
+                              }
+                            },
+                            {
+                              "key": {
+                                "symbol": "symbol"
+                              },
+                              "val": {
+                                "string": "aaa"
+                              }
+                            }
+                          ]
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Admin"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "AssetInfo"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "vec": [
+                            {
+                              "symbol": "AlphaNum4"
+                            },
+                            {
+                              "map": [
+                                {
+                                  "key": {
+                                    "symbol": "asset_code"
+                                  },
+                                  "val": {
+                                    "string": "aaa\\0"
+                                  }
+                                },
+                                {
+                                  "key": {
+                                    "symbol": "issuer"
+                                  },
+                                  "val": {
+                                    "bytes": "0000000000000000000000000000000000000000000000000000000000000003"
+                                  }
+                                }
+                              ]
+                            }
+                          ]
+                        }
+                      }
+                    ]
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          120960
+        ]
+      ],
+      [
+        {
+          "contract_code": {
+            "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_code": {
+                "ext": "v0",
+                "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
+                "code": ""
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ]
+    ]
+  },
+  "events": []
+}
\ No newline at end of file
diff --git a/contracts/quest-engine/test_snapshots/test/test_get_quest_budget_returns_none_for_missing_quest.1.json b/contracts/quest-engine/test_snapshots/test/test_get_quest_budget_returns_none_for_missing_quest.1.json
index 7c5d74d..7ae0c11 100644
--- a/contracts/quest-engine/test_snapshots/test/test_get_quest_budget_returns_none_for_missing_quest.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_get_quest_budget_returns_none_for_missing_quest.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -159,7 +160,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -183,7 +184,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -256,6 +257,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -270,7 +303,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_get_quest_returns_none_for_nonexistent.1.json b/contracts/quest-engine/test_snapshots/test/test_get_quest_returns_none_for_nonexistent.1.json
index 7c5d74d..7ae0c11 100644
--- a/contracts/quest-engine/test_snapshots/test/test_get_quest_returns_none_for_nonexistent.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_get_quest_returns_none_for_nonexistent.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -159,7 +160,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -183,7 +184,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -256,6 +257,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -270,7 +303,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_get_submission_returns_none_for_nonexistent.1.json b/contracts/quest-engine/test_snapshots/test/test_get_submission_returns_none_for_nonexistent.1.json
index 68bafde..5ee53e7 100644
--- a/contracts/quest-engine/test_snapshots/test/test_get_submission_returns_none_for_nonexistent.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_get_submission_returns_none_for_nonexistent.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -159,7 +160,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -183,7 +184,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -256,6 +257,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -270,7 +303,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_initialize_twice_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_initialize_twice_panics.1.json
index 7c5d74d..7ae0c11 100644
--- a/contracts/quest-engine/test_snapshots/test/test_initialize_twice_panics.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_initialize_twice_panics.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -159,7 +160,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -183,7 +184,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -256,6 +257,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -270,7 +303,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_mixed_quest_types.1.json b/contracts/quest-engine/test_snapshots/test/test_mixed_quest_types.1.json
index 4e4a2d8..948eefd 100644
--- a/contracts/quest-engine/test_snapshots/test/test_mixed_quest_types.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_mixed_quest_types.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -124,7 +125,7 @@
     ],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -132,7 +133,7 @@
               "function_name": "create_explore_quest",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "i128": "500"
@@ -401,7 +402,7 @@
                         "symbol": "employer"
                       },
                       "val": {
-                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                       }
                     },
                     {
@@ -497,7 +498,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -521,7 +522,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -627,6 +628,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "2032731177588607455"
@@ -641,7 +674,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "2032731177588607455"
@@ -659,7 +692,7 @@
       [
         {
           "contract_data": {
-            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -674,7 +707,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_refund_after_capped_multiplier_returns_leftover_only.1.json b/contracts/quest-engine/test_snapshots/test/test_refund_after_capped_multiplier_returns_leftover_only.1.json
index 43ec368..ab7933e 100644
--- a/contracts/quest-engine/test_snapshots/test/test_refund_after_capped_multiplier_returns_leftover_only.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_refund_after_capped_multiplier_returns_leftover_only.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -476,7 +477,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -500,7 +501,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -606,6 +607,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -620,7 +653,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -814,7 +847,7 @@
                   "symbol": "Balance"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 }
               ]
             },
@@ -834,7 +867,7 @@
                       "symbol": "Balance"
                     },
                     {
-                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                     }
                   ]
                 },
diff --git a/contracts/quest-engine/test_snapshots/test/test_refund_panics_when_no_unspent_balance.1.json b/contracts/quest-engine/test_snapshots/test/test_refund_panics_when_no_unspent_balance.1.json
index c8c4908..7bbd504 100644
--- a/contracts/quest-engine/test_snapshots/test/test_refund_panics_when_no_unspent_balance.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_refund_panics_when_no_unspent_balance.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -474,7 +475,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -498,7 +499,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -604,6 +605,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -618,7 +651,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -812,7 +845,7 @@
                   "symbol": "Balance"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 }
               ]
             },
@@ -832,7 +865,7 @@
                       "symbol": "Balance"
                     },
                     {
-                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                     }
                   ]
                 },
diff --git a/contracts/quest-engine/test_snapshots/test/test_refund_quest_already_inactive_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_refund_quest_already_inactive_panics.1.json
index becb5e3..2fd21e5 100644
--- a/contracts/quest-engine/test_snapshots/test/test_refund_quest_already_inactive_panics.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_refund_quest_already_inactive_panics.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -371,7 +372,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -395,7 +396,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -501,6 +502,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -515,7 +548,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_refund_quest_success.1.json b/contracts/quest-engine/test_snapshots/test/test_refund_quest_success.1.json
index 64d80e0..38701da 100644
--- a/contracts/quest-engine/test_snapshots/test/test_refund_quest_success.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_refund_quest_success.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -375,7 +376,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -399,7 +400,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -505,6 +506,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -519,7 +552,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_refund_quest_wrong_employer_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_refund_quest_wrong_employer_panics.1.json
index 9fa5e93..422aadb 100644
--- a/contracts/quest-engine/test_snapshots/test/test_refund_quest_wrong_employer_panics.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_refund_quest_wrong_employer_panics.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -349,7 +350,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -373,7 +374,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -479,6 +480,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -493,7 +526,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_refund_records_refunded_amount.1.json b/contracts/quest-engine/test_snapshots/test/test_refund_records_refunded_amount.1.json
index a79da64..0024dea 100644
--- a/contracts/quest-engine/test_snapshots/test/test_refund_records_refunded_amount.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_refund_records_refunded_amount.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -371,7 +372,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -395,7 +396,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -501,6 +502,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -515,7 +548,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_refund_returns_only_unspent_balance_after_rejection.1.json b/contracts/quest-engine/test_snapshots/test/test_refund_returns_only_unspent_balance_after_rejection.1.json
index 442dd88..7291c6f 100644
--- a/contracts/quest-engine/test_snapshots/test/test_refund_returns_only_unspent_balance_after_rejection.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_refund_returns_only_unspent_balance_after_rejection.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -497,7 +498,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -521,7 +522,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -627,6 +628,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -641,7 +674,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_review_submission_already_reviewed_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_review_submission_already_reviewed_panics.1.json
index 34eec8a..d18a936 100644
--- a/contracts/quest-engine/test_snapshots/test/test_review_submission_already_reviewed_panics.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_review_submission_already_reviewed_panics.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -474,7 +475,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -498,7 +499,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -604,6 +605,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -618,7 +651,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -812,7 +845,7 @@
                   "symbol": "Balance"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 }
               ]
             },
@@ -832,7 +865,7 @@
                       "symbol": "Balance"
                     },
                     {
-                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                     }
                   ]
                 },
diff --git a/contracts/quest-engine/test_snapshots/test/test_review_submission_approve_success.1.json b/contracts/quest-engine/test_snapshots/test/test_review_submission_approve_success.1.json
index 571061b..41a0e9b 100644
--- a/contracts/quest-engine/test_snapshots/test/test_review_submission_approve_success.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_review_submission_approve_success.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -478,7 +479,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -502,7 +503,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -608,6 +609,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -622,7 +655,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -816,7 +849,7 @@
                   "symbol": "Balance"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 }
               ]
             },
@@ -836,7 +869,7 @@
                       "symbol": "Balance"
                     },
                     {
-                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                     }
                   ]
                 },
diff --git a/contracts/quest-engine/test_snapshots/test/test_review_submission_emits_event.1.json b/contracts/quest-engine/test_snapshots/test/test_review_submission_emits_event.1.json
index fc12452..05d80cb 100644
--- a/contracts/quest-engine/test_snapshots/test/test_review_submission_emits_event.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_review_submission_emits_event.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -473,7 +474,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -497,7 +498,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -603,6 +604,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -617,7 +650,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -811,7 +844,7 @@
                   "symbol": "Balance"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 }
               ]
             },
@@ -831,7 +864,7 @@
                       "symbol": "Balance"
                     },
                     {
-                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                     }
                   ]
                 },
@@ -1162,7 +1195,7 @@
                 "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM"
               },
               {
-                "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
               },
               {
                 "string": "aaa:GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
diff --git a/contracts/quest-engine/test_snapshots/test/test_review_submission_nonexistent_quest_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_review_submission_nonexistent_quest_panics.1.json
index a98cb8d..55c1a27 100644
--- a/contracts/quest-engine/test_snapshots/test/test_review_submission_nonexistent_quest_panics.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_review_submission_nonexistent_quest_panics.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -159,7 +160,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -183,7 +184,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -256,6 +257,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -270,7 +303,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_review_submission_nonexistent_submission_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_review_submission_nonexistent_submission_panics.1.json
index 839a618..b4efde2 100644
--- a/contracts/quest-engine/test_snapshots/test/test_review_submission_nonexistent_submission_panics.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_review_submission_nonexistent_submission_panics.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -349,7 +350,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -373,7 +374,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -479,6 +480,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -493,7 +526,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_review_submission_reject_success.1.json b/contracts/quest-engine/test_snapshots/test/test_review_submission_reject_success.1.json
index 8aa960e..e6b3294 100644
--- a/contracts/quest-engine/test_snapshots/test/test_review_submission_reject_success.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_review_submission_reject_success.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -478,7 +479,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -502,7 +503,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -608,6 +609,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -622,7 +655,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_review_submission_rejection_does_not_consume_budget.1.json b/contracts/quest-engine/test_snapshots/test/test_review_submission_rejection_does_not_consume_budget.1.json
index ab373dd..9699e26 100644
--- a/contracts/quest-engine/test_snapshots/test/test_review_submission_rejection_does_not_consume_budget.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_review_submission_rejection_does_not_consume_budget.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -474,7 +475,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -498,7 +499,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -604,6 +605,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -618,7 +651,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_review_submission_updates_consumed_amount.1.json b/contracts/quest-engine/test_snapshots/test/test_review_submission_updates_consumed_amount.1.json
index 0f5f8cc..c7d7813 100644
--- a/contracts/quest-engine/test_snapshots/test/test_review_submission_updates_consumed_amount.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_review_submission_updates_consumed_amount.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -474,7 +475,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -498,7 +499,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -604,6 +605,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -618,7 +651,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -812,7 +845,7 @@
                   "symbol": "Balance"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 }
               ]
             },
@@ -832,7 +865,7 @@
                       "symbol": "Balance"
                     },
                     {
-                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                     }
                   ]
                 },
diff --git a/contracts/quest-engine/test_snapshots/test/test_review_submission_with_80_multiplier.1.json b/contracts/quest-engine/test_snapshots/test/test_review_submission_with_80_multiplier.1.json
index 068dca5..110376d 100644
--- a/contracts/quest-engine/test_snapshots/test/test_review_submission_with_80_multiplier.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_review_submission_with_80_multiplier.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -475,7 +476,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -499,7 +500,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -605,6 +606,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -619,7 +652,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -813,7 +846,7 @@
                   "symbol": "Balance"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 }
               ]
             },
@@ -833,7 +866,7 @@
                       "symbol": "Balance"
                     },
                     {
-                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                     }
                   ]
                 },
@@ -845,7 +878,7 @@
                         "symbol": "amount"
                       },
                       "val": {
-                        "i128": "150"
+                        "i128": "320"
                       }
                     },
                     {
@@ -985,7 +1018,7 @@
                         "symbol": "amount"
                       },
                       "val": {
-                        "i128": "850"
+                        "i128": "680"
                       }
                     },
                     {
diff --git a/contracts/quest-engine/test_snapshots/test/test_review_submission_with_no_multiplier.1.json b/contracts/quest-engine/test_snapshots/test/test_review_submission_with_no_multiplier.1.json
index 54aa681..d2353cc 100644
--- a/contracts/quest-engine/test_snapshots/test/test_review_submission_with_no_multiplier.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_review_submission_with_no_multiplier.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -475,7 +476,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -499,7 +500,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -605,6 +606,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -619,7 +652,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -813,7 +846,7 @@
                   "symbol": "Balance"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 }
               ]
             },
@@ -833,7 +866,7 @@
                       "symbol": "Balance"
                     },
                     {
-                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                     }
                   ]
                 },
diff --git a/contracts/quest-engine/test_snapshots/test/test_review_submission_wrong_employer_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_review_submission_wrong_employer_panics.1.json
index 0ee8c84..458ffe8 100644
--- a/contracts/quest-engine/test_snapshots/test/test_review_submission_wrong_employer_panics.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_review_submission_wrong_employer_panics.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -446,7 +447,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -470,7 +471,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -576,6 +577,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -590,7 +623,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_submit_proof_duplicate_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_submit_proof_duplicate_panics.1.json
index 289a414..513eee7 100644
--- a/contracts/quest-engine/test_snapshots/test/test_submit_proof_duplicate_panics.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_submit_proof_duplicate_panics.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -446,7 +447,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -470,7 +471,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -576,6 +577,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -590,7 +623,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_submit_proof_emits_event.1.json b/contracts/quest-engine/test_snapshots/test/test_submit_proof_emits_event.1.json
index b9df9a7..4dafa37 100644
--- a/contracts/quest-engine/test_snapshots/test/test_submit_proof_emits_event.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_submit_proof_emits_event.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -445,7 +446,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -469,7 +470,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -575,6 +576,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -589,7 +622,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_submit_proof_nonexistent_quest_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_submit_proof_nonexistent_quest_panics.1.json
index 68bafde..5ee53e7 100644
--- a/contracts/quest-engine/test_snapshots/test/test_submit_proof_nonexistent_quest_panics.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_submit_proof_nonexistent_quest_panics.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -159,7 +160,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -183,7 +184,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -256,6 +257,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -270,7 +303,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_submit_proof_success.1.json b/contracts/quest-engine/test_snapshots/test/test_submit_proof_success.1.json
index 1ae5037..f402385 100644
--- a/contracts/quest-engine/test_snapshots/test/test_submit_proof_success.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_submit_proof_success.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -446,7 +447,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -470,7 +471,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -576,6 +577,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -590,7 +623,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_upgrade_contract_non_admin_panics.1.json b/contracts/quest-engine/test_snapshots/test/test_upgrade_contract_non_admin_panics.1.json
index 68bafde..5ee53e7 100644
--- a/contracts/quest-engine/test_snapshots/test/test_upgrade_contract_non_admin_panics.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_upgrade_contract_non_admin_panics.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -159,7 +160,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -183,7 +184,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -256,6 +257,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -270,7 +303,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_nonexistent.1.json b/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_nonexistent.1.json
index 68bafde..5ee53e7 100644
--- a/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_nonexistent.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_nonexistent.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -159,7 +160,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -183,7 +184,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -256,6 +257,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -270,7 +303,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_replay_attack_prevented.1.json b/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_replay_attack_prevented.1.json
new file mode 100644
index 0000000..987c42e
--- /dev/null
+++ b/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_replay_attack_prevented.1.json
@@ -0,0 +1,714 @@
+{
+  "generators": {
+    "address": 7,
+    "nonce": 0,
+    "mux_id": 0
+  },
+  "auth": [
+    [],
+    [
+      [
+        "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+              "function_name": "set_admin",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [],
+    [],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "initialize",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "create_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "i128": "500"
+                },
+                {
+                  "bytes": "6767676767676767676767676767676767676767676767676767676767676767"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "verify_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    []
+  ],
+  "ledger": {
+    "protocol_version": 23,
+    "sequence_number": 0,
+    "timestamp": 0,
+    "network_id": "0000000000000000000000000000000000000000000000000000000000000000",
+    "base_reserve": 0,
+    "min_persistent_entry_ttl": 4096,
+    "min_temp_entry_ttl": 16,
+    "max_entry_ttl": 6312000,
+    "ledger_entries": [
+      [
+        {
+          "account": {
+            "account_id": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "account": {
+                "account_id": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+                "balance": "0",
+                "seq_num": "0",
+                "num_sub_entries": 0,
+                "inflation_dest": null,
+                "flags": 0,
+                "home_domain": "",
+                "thresholds": "01010101",
+                "signers": [],
+                "ext": "v0"
+              }
+            },
+            "ext": "v0"
+          },
+          null
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "801925984706572462"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "801925984706572462"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Quest"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Quest"
+                    },
+                    {
+                      "u32": 1
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "map": [
+                    {
+                      "key": {
+                        "symbol": "active"
+                      },
+                      "val": {
+                        "bool": true
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "employer"
+                      },
+                      "val": {
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "metadata_hash"
+                      },
+                      "val": {
+                        "bytes": "6767676767676767676767676767676767676767676767676767676767676767"
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "quest_type"
+                      },
+                      "val": {
+                        "vec": [
+                          {
+                            "symbol": "Explore"
+                          }
+                        ]
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "reward_amount"
+                      },
+                      "val": {
+                        "i128": "500"
+                      }
+                    }
+                  ]
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Verified"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Verified"
+                    },
+                    {
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                    },
+                    {
+                      "u32": 1
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "bool": true
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": [
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Admin"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "QuestCounter"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "u32": 1
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "RewardPool"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "StakeVault"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Token"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
+                        }
+                      }
+                    ]
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "1033654523790656264"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "1033654523790656264"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "4837995959683129791"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "4837995959683129791"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "5541220902715666415"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "5541220902715666415"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": "stellar_asset",
+                    "storage": [
+                      {
+                        "key": {
+                          "symbol": "METADATA"
+                        },
+                        "val": {
+                          "map": [
+                            {
+                              "key": {
+                                "symbol": "decimal"
+                              },
+                              "val": {
+                                "u32": 7
+                              }
+                            },
+                            {
+                              "key": {
+                                "symbol": "name"
+                              },
+                              "val": {
+                                "string": "aaa:GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
+                              }
+                            },
+                            {
+                              "key": {
+                                "symbol": "symbol"
+                              },
+                              "val": {
+                                "string": "aaa"
+                              }
+                            }
+                          ]
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Admin"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "AssetInfo"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "vec": [
+                            {
+                              "symbol": "AlphaNum4"
+                            },
+                            {
+                              "map": [
+                                {
+                                  "key": {
+                                    "symbol": "asset_code"
+                                  },
+                                  "val": {
+                                    "string": "aaa\\0"
+                                  }
+                                },
+                                {
+                                  "key": {
+                                    "symbol": "issuer"
+                                  },
+                                  "val": {
+                                    "bytes": "0000000000000000000000000000000000000000000000000000000000000003"
+                                  }
+                                }
+                              ]
+                            }
+                          ]
+                        }
+                      }
+                    ]
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          120960
+        ]
+      ],
+      [
+        {
+          "contract_code": {
+            "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_code": {
+                "ext": "v0",
+                "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
+                "code": ""
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ]
+    ]
+  },
+  "events": []
+}
\ No newline at end of file
diff --git a/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_success.1.json b/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_success.1.json
index 839b15c..8f228f8 100644
--- a/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_success.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_success.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -59,7 +60,7 @@
     [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -67,7 +68,7 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
@@ -87,7 +88,7 @@
     ],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -95,7 +96,7 @@
               "function_name": "create_explore_quest",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "i128": "500"
@@ -112,7 +113,7 @@
     ],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -120,7 +121,7 @@
               "function_name": "verify_explore_quest",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
@@ -240,7 +241,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -264,7 +265,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -337,6 +338,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "1033654523790656264"
@@ -351,7 +384,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "1033654523790656264"
@@ -369,7 +402,7 @@
       [
         {
           "contract_data": {
-            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "2032731177588607455"
@@ -384,7 +417,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "2032731177588607455"
@@ -402,7 +435,7 @@
       [
         {
           "contract_data": {
-            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "4837995959683129791"
@@ -417,7 +450,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "4837995959683129791"
@@ -435,7 +468,7 @@
       [
         {
           "contract_data": {
-            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -450,7 +483,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
@@ -587,7 +620,7 @@
                         "symbol": "employer"
                       },
                       "val": {
-                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                       }
                     },
                     {
@@ -651,6 +684,57 @@
           4095
         ]
       ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAVAX5",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Verified"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAVAX5",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Verified"
+                    },
+                    {
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                    },
+                    {
+                      "u32": 1
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "bool": true
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
       [
         {
           "contract_data": {
@@ -683,7 +767,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
diff --git a/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_unauthorized.1.json b/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_unauthorized.1.json
index 67674d0..065bb62 100644
--- a/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_unauthorized.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_unauthorized.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -56,7 +57,7 @@
     ],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -64,7 +65,7 @@
               "function_name": "create_explore_quest",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "i128": "500"
@@ -210,7 +211,7 @@
                         "symbol": "employer"
                       },
                       "val": {
-                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                       }
                     },
                     {
@@ -306,7 +307,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -330,7 +331,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -403,6 +404,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "1033654523790656264"
@@ -417,7 +450,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "1033654523790656264"
@@ -435,7 +468,7 @@
       [
         {
           "contract_data": {
-            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -450,7 +483,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"
diff --git a/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_with_multiple_quests.1.json b/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_with_multiple_quests.1.json
new file mode 100644
index 0000000..f6fd6b9
--- /dev/null
+++ b/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_with_multiple_quests.1.json
@@ -0,0 +1,862 @@
+{
+  "generators": {
+    "address": 7,
+    "nonce": 0,
+    "mux_id": 0
+  },
+  "auth": [
+    [],
+    [
+      [
+        "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+              "function_name": "set_admin",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [],
+    [],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "initialize",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "create_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "i128": "500"
+                },
+                {
+                  "bytes": "6969696969696969696969696969696969696969696969696969696969696969"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "create_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "i128": "500"
+                },
+                {
+                  "bytes": "6969696969696969696969696969696969696969696969696969696969696969"
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    [
+      [
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+        {
+          "function": {
+            "contract_fn": {
+              "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+              "function_name": "verify_explore_quest",
+              "args": [
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            }
+          },
+          "sub_invocations": []
+        }
+      ]
+    ],
+    []
+  ],
+  "ledger": {
+    "protocol_version": 23,
+    "sequence_number": 0,
+    "timestamp": 0,
+    "network_id": "0000000000000000000000000000000000000000000000000000000000000000",
+    "base_reserve": 0,
+    "min_persistent_entry_ttl": 4096,
+    "min_temp_entry_ttl": 16,
+    "max_entry_ttl": 6312000,
+    "ledger_entries": [
+      [
+        {
+          "account": {
+            "account_id": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "account": {
+                "account_id": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+                "balance": "0",
+                "seq_num": "0",
+                "num_sub_entries": 0,
+                "inflation_dest": null,
+                "flags": 0,
+                "home_domain": "",
+                "thresholds": "01010101",
+                "signers": [],
+                "ext": "v0"
+              }
+            },
+            "ext": "v0"
+          },
+          null
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "801925984706572462"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "801925984706572462"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Quest"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Quest"
+                    },
+                    {
+                      "u32": 1
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "map": [
+                    {
+                      "key": {
+                        "symbol": "active"
+                      },
+                      "val": {
+                        "bool": true
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "employer"
+                      },
+                      "val": {
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "metadata_hash"
+                      },
+                      "val": {
+                        "bytes": "6969696969696969696969696969696969696969696969696969696969696969"
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "quest_type"
+                      },
+                      "val": {
+                        "vec": [
+                          {
+                            "symbol": "Explore"
+                          }
+                        ]
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "reward_amount"
+                      },
+                      "val": {
+                        "i128": "500"
+                      }
+                    }
+                  ]
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Quest"
+                },
+                {
+                  "u32": 2
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Quest"
+                    },
+                    {
+                      "u32": 2
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "map": [
+                    {
+                      "key": {
+                        "symbol": "active"
+                      },
+                      "val": {
+                        "bool": true
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "employer"
+                      },
+                      "val": {
+                        "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "metadata_hash"
+                      },
+                      "val": {
+                        "bytes": "6969696969696969696969696969696969696969696969696969696969696969"
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "quest_type"
+                      },
+                      "val": {
+                        "vec": [
+                          {
+                            "symbol": "Explore"
+                          }
+                        ]
+                      }
+                    },
+                    {
+                      "key": {
+                        "symbol": "reward_amount"
+                      },
+                      "val": {
+                        "i128": "500"
+                      }
+                    }
+                  ]
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Verified"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                },
+                {
+                  "u32": 1
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Verified"
+                    },
+                    {
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOLZM"
+                    },
+                    {
+                      "u32": 1
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "bool": true
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": [
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Admin"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "QuestCounter"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "u32": 2
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "RewardPool"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "StakeVault"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Token"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
+                        }
+                      }
+                    ]
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "1033654523790656264"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "1033654523790656264"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "2032731177588607455"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "2032731177588607455"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "4837995959683129791"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "4837995959683129791"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+            "key": {
+              "ledger_key_nonce": {
+                "nonce": "5541220902715666415"
+              }
+            },
+            "durability": "temporary"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
+                "key": {
+                  "ledger_key_nonce": {
+                    "nonce": "5541220902715666415"
+                  }
+                },
+                "durability": "temporary",
+                "val": "void"
+              }
+            },
+            "ext": "v0"
+          },
+          6311999
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": "stellar_asset",
+                    "storage": [
+                      {
+                        "key": {
+                          "symbol": "METADATA"
+                        },
+                        "val": {
+                          "map": [
+                            {
+                              "key": {
+                                "symbol": "decimal"
+                              },
+                              "val": {
+                                "u32": 7
+                              }
+                            },
+                            {
+                              "key": {
+                                "symbol": "name"
+                              },
+                              "val": {
+                                "string": "aaa:GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V"
+                              }
+                            },
+                            {
+                              "key": {
+                                "symbol": "symbol"
+                              },
+                              "val": {
+                                "string": "aaa"
+                              }
+                            }
+                          ]
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "Admin"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4"
+                        }
+                      },
+                      {
+                        "key": {
+                          "vec": [
+                            {
+                              "symbol": "AssetInfo"
+                            }
+                          ]
+                        },
+                        "val": {
+                          "vec": [
+                            {
+                              "symbol": "AlphaNum4"
+                            },
+                            {
+                              "map": [
+                                {
+                                  "key": {
+                                    "symbol": "asset_code"
+                                  },
+                                  "val": {
+                                    "string": "aaa\\0"
+                                  }
+                                },
+                                {
+                                  "key": {
+                                    "symbol": "issuer"
+                                  },
+                                  "val": {
+                                    "bytes": "0000000000000000000000000000000000000000000000000000000000000003"
+                                  }
+                                }
+                              ]
+                            }
+                          ]
+                        }
+                      }
+                    ]
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          120960
+        ]
+      ],
+      [
+        {
+          "contract_code": {
+            "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_code": {
+                "ext": "v0",
+                "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
+                "code": ""
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ]
+    ]
+  },
+  "events": []
+}
\ No newline at end of file
diff --git a/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_wrong_type.1.json b/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_wrong_type.1.json
index 4764826..0fdad45 100644
--- a/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_wrong_type.1.json
+++ b/contracts/quest-engine/test_snapshots/test/test_verify_explore_quest_wrong_type.1.json
@@ -26,9 +26,10 @@
       ]
     ],
     [],
+    [],
     [
       [
-        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+        "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
         {
           "function": {
             "contract_fn": {
@@ -36,13 +37,13 @@
               "function_name": "initialize",
               "args": [
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                 },
                 {
                   "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF"
                 },
                 {
-                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                 },
                 {
                   "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
@@ -349,7 +350,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
                         }
                       },
                       {
@@ -373,7 +374,7 @@
                           ]
                         },
                         "val": {
-                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4"
+                          "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM"
                         }
                       },
                       {
@@ -479,6 +480,38 @@
         {
           "contract_data": {
             "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+            "key": "ledger_key_contract_instance",
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "key": "ledger_key_contract_instance",
+                "durability": "persistent",
+                "val": {
+                  "contract_instance": {
+                    "executable": {
+                      "wasm": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+                    },
+                    "storage": null
+                  }
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
             "key": {
               "ledger_key_nonce": {
                 "nonce": "5541220902715666415"
@@ -493,7 +526,7 @@
             "data": {
               "contract_data": {
                 "ext": "v0",
-                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4",
                 "key": {
                   "ledger_key_nonce": {
                     "nonce": "5541220902715666415"