NBBLAPI

1.RespPay:
API is used for sending back the response of transaction initiated through
ReqPay APIto the Banks.

2.RespChkTxn
API is used for sending back the response of transaction initiated through
ReqChkTxn API

3.RespFetchTxnDetails:
API is to be used for decrypting the intent / redirection URL and sending
transaction information to issuing bank.