Required Fields for Processing an Authorization Reversal

clientReferenceInformation.code
clientReferenceInformation.partner.thirdPartyCertificationNumber
National Australia Bank
provides the value for this field.
reversalInformation.amountDetails.currency
reversalInformation.amountDetails.totalAmount
The amount of the reversal must be the same as the authorization amount that was included in the authorization response message. Do not use the amount that was requested in the authorization request message.