update

app/api/services/transaction.py

@@ -1,4 +1,5 @@
 from flask import jsonify
+from marshmallow import ValidationError
 from app.utils.logger import logger
 from app.api.services.base_service import BaseService
 from app.models.transaction import Transaction
@@ -57,19 +58,17 @@ class TransactionService(BaseService):
                 })
 
             response_data = {
-                'status': 'success',
+                'transactions': transactions_data,
-                'message': 'Transactions retrieved successfully',
+                'count': len(transactions_data)
-                'data': {
-                    'transactions': transactions_data,
-                    'count': len(transactions_data)
-                }
             }
 
-            return jsonify(response_data), 200
 
-        except Exception as e:
+            return response_data
-            logger.error(f"Error retrieving transactions: {str(e)}", exc_info=True)
+
+        except ValidationError as err:
+
+            logger.error(f"Error retrieving transactions: {str(err)}", exc_info=True)
             return jsonify({
                 'status': 'error',
-                'message': f'Failed to retrieve transactions: {str(e)}'
+                'message': f'Failed to retrieve transactions: {str(err)}'
             }), 500