NSDL Insta Demat Account
Header Validation Failure
Header Validation Failure

Transaction type either empty or not expected value, Requester either empty or not expected value, Requestor-Id either empty or not expected value, Request Reference either empty or not expected value, Request time either empty or not expected value, Transaction Reference number either empty or not expected value, Channel either empty or not expected value, Success url either empty or not expected value, Failed url either empty or not expected value