This chapter describes the transaction flow for the merchant.
3.1 Purchase Transaction Flow
3.1.1 Payment Gateway Hosted Purchase Transaction Flow
- Customer visits the merchant site and selects the merchandise and confirms to pay using the
payment gateway. - Merchant redirects the customer with the transaction data to the payment gateway.
- Payment Gateway verifies the transaction request from the merchant and generates the
payment ID and Payment URL. - Payment gateway will provide the response to merchant with Payment ID and Payment URL.
- Merchant to redirect the Payment URL along with payment ID (encrypted) and Tran Portal ID.
- PG presents the hosted payment page to customer and prompts the customer to enter the card
credentials. - Payment gateway will process the transaction with the respective schemes.
- Once the transaction is complete, PG will provide the response accordingly.
- Below are the prerequisites for merchants to integrate with Payment gateway
Tranportal ID
Tranportal Password
Action Code
Amount
Payment gateway endpoint