diff --git a/app/api/services/loan_service.py b/app/api/services/loan_service.py
index cbbb16a..218a456 100644
--- a/app/api/services/loan_service.py
+++ b/app/api/services/loan_service.py
@@ -34,6 +34,8 @@ class Loan:  # Mock Loan class for demonstration
                 id=i + (page - 1) * limit,
                 customer_id=customer_id or "customer123",
                 account_id=account_id or "account456",
+                transaction_id="FIX THIS MESS",
+                original_transaction="FIX THIS MESS",
                 offer_id=offer_id or "offer789",
                 initial_loan_amount=1000.00,
                 current_loan_amount=900.00,
@@ -41,6 +43,9 @@ class Loan:  # Mock Loan class for demonstration
                 product_id=product_id or "product101",
                 default_penalty_fee=50.00,
                 continuous_fee=10.00,
+                upfront_fee=0.0,
+                repayment_amount=0.0,
+                installment_amount=0.0,
                 due_date=datetime.now(),
                 created_at=datetime.now(),
                 updated_at=datetime.now()