# Callback

Purwantara will send payment notifications to the registered merchant URL. The payment notification flow is described below.

PJPPurwantaraMerchant's Callback URLPayment Notification1Notification 12Notification 23Notification 34loop[3 times notification]Further notifications will be sent if themerchant server does not respond with 2xxPJPPurwantaraMerchant's Callback URL