SCMP API | GPX

Required Fields for Processing Authorization Reversals Using the
SCMP API

These fields are required in a request for an authorization reversal:
auth_request_id
Set this field to the request ID that was included in the authorization response message.
merchant_id
merchant_ref_number
grand_total_amount
The amount of the reversal must be the same as the authorized amount that was included in the authorization response message. Do not use the amount that was requested in the authorization request message.
ics_applications
Set this field to
ics_auth_reversal.