These fields are required for refunding a gift card redemption:
clientReferenceInformation.code
orderInformation.amountDetails.currency
orderInformation.amountDetails.totalAmount
paymentInformation.card.number
When track data is not included in the request.
paymentInformation.card.type
pointOfSaleInformation.trackData
When card account number is not included.
processingInformation.commerceIndicator