diff --git a/app/lib/models/wallet_model.dart b/app/lib/models/wallet_model.dart
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+++ b/app/lib/models/wallet_model.dart
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+/// A stub model representing a KidWallet account.
+class WalletModel {
+  /// The current balance in stroops (1 XLM = 10,000,000 stroops).
+  final int balance;
+
+  /// The Stellar public key address for this wallet.
+  final String address;
+
+  const WalletModel({
+    required this.balance,
+    required this.address,
+  });
+}
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