Update index.ts

functions/src/index.ts

@@ -555,6 +555,12 @@ export const createCashfreeLink = onRequest({
             "link_notify": {
               "send_sms": true,
               "send_email": true
+            },
+            "link_expiry_time": expirationString,
+            "link_notes": {
+              "order_id": orderId,
+              "gym_id": gymId,
+              "user_id": userId
             }
           };
           console.log(`Body: ${JSON.stringify(requestBody)}`);