POSTGet Refund OTP

Request the refund OTP for a failed transaction (sent to the customer's mobile).

POST/customer/payment/refund/{tid}/otp

For a failed transaction (tx_status 3), an OTP is sent to the customer's mobile. Call this to (re)send it and obtain the otp_ref_id; pass both into Initiate Refund. The OTP cannot be bypassed.

Path parameters

Field	Type	Required	Description
`tid`	string	required	Transaction ID from the Initiate Transaction call.e.g. 13192443

tidstringRequired

Transaction ID from the Initiate Transaction call.

example: 13192443

Body parameters

Field	Type	Required	Description
`initiator_id`	string	required	Registered mobile number of the API user (see Platform Credentials).e.g. 9962981729

initiator_idstringRequired

Registered mobile number of the API user (see Platform Credentials).

example: 9962981729

Headers

Field	Type	Required	Description
`developer_key`	string	required	Static API key issued to your account after KYC.
`secret-key`	string	required	Dynamic per-request signature: base64(HMAC-SHA256(timestamp, base64(access_key))).
`secret-key-timestamp`	string	required	Current time in milliseconds since UNIX epoch, used to compute secret-key. Must match server time.
`content-type`	string	required	application/jsone.g. application/json

developer_keystringRequired

Static API key issued to your account after KYC.

secret-keystringRequired

Dynamic per-request signature: base64(HMAC-SHA256(timestamp, base64(access_key))).

secret-key-timestampstringRequired

Current time in milliseconds since UNIX epoch, used to compute secret-key. Must match server time.

content-typestringRequired

application/json

example: application/json

Responses

statusnumber
Primary success indicator (0 = success).
messagestring
Human-readable response / error message.
response_status_idnumber
Granular status id; see the shared error-codes table.
response_type_idnumber
A unique id for every possible response shape (success or error) — useful for client logic branching and analytics.
dataobject
API-specific response payload.
- otp_ref_idstring
  OTP session reference — pass to Initiate Refund.