Android PG SDK - Checklist

Things to Remember during the Integration and UAT Sign-Off

• [Mandatory] Fetch the list of UPI Apps installed on the user's device and display it on the Checkout Page. Link: Fetch UPI Apps

• [Mandatory] The callbackUrl parameter must be passed in the request body to receive Server-to-Server Callback when the payment status has reached a terminal state. In the S2S response, the checksum and amount must be validated.

• [Mandatory] The paymentInstrument.type must be passed in the request body with the type of payment instrument being integrated.

• [Mandatory] The paymentInstrument.targetApp must be passed in the request body with the package name of the UPI app selected by the user to make the payment. [If the "paymentInstrument.type" = "UPI_INTENT"]

• [Mandatory] The deviceContext.deviceOS must be passed in the request body with the Device Operating System: ANDROID or IOS

• [Mandatory] Display a proper message for Success, Failure, and Pending transactions to the user after the completion of the payment.

• [Mandatory] To implement the Check Status API cron job at regular intervals if the server-to-server callback response is not received after the payment completion and if the transaction status is Pending, merchants should retry until the status changes to Success or Failure. Link: Check Status