refundReversal

refundReversal is one of the transaction-based operations (back-end operations) offered by Wirecard Checkout Page and Wirecard Checkout Seamless. This operation cancels a credit note and can only be done before the corresponding day-end closing has been executed and the financial service provider supports this operation.

The required order of the parameter values when computing the fingerprint for Wirecard Checkout Page is: customerId, shopId, toolkitPassword, secret, command, language, orderNumber and creditNumber.

The required order of the parameter values when computing the fingerprint for Wirecard Checkout Seamless is: customerId, shopId, password, secret, language, orderNumber and creditNumber.