Initiate refund

Refund requests can only be created by merchants using API key and signature authentication.

ExternalOrderId is used to initiate a refund.

If no callbackUrl is provided, default refund webhook URL will be used. If no default refund webhook URL is set, default transaction status webhook URL will be used.

/merchant/v1/refund/init

Request parameters

{
  "externalOrderId": "externalOrderId",
  "callbackUrl": "callbackUrl",
}

Responses

08 January 2026