diff --git a/lib/models/paymentModel.js b/lib/models/paymentModel.js
index 31abf559..b4809353 100644
--- a/lib/models/paymentModel.js
+++ b/lib/models/paymentModel.js
@@ -215,6 +215,44 @@ module.exports = {
           }
         }
       }
+    },
+    transaction_details: {
+      type: 'object',
+      properties:{
+        acquirer_reference: {
+          type: 'string'
+        },
+        bank_transfer_id: {
+          type: 'integer'
+        },
+        external_resource_url: {
+          type: 'string'
+        },
+        financial_institution: {
+          type: 'string'
+        },
+        installment_amount: {
+          type: 'number'
+        },
+        net_received_amount: {
+          type: 'number'
+        },
+        overpaid_amount: {
+          type: 'number'
+        },
+        payable_deferral_period: {
+          type: 'string'
+        },
+        payment_method_reference_id: {
+          type: 'string'
+        },
+        total_paid_amount: {
+          type: 'number'
+        },
+        transaction_cicle: {
+          type: 'string'
+        }
+      }
     }
   }
 };