post https://api-test.maast.com/pg/credit
Issues an unlinked credit. Credit requests require the cardholder data in the request.
Note: In the production environment, this feature is only available to merchant accounts, and only during the first 30 days of account opening. Contact Maast Support to make other arrangements.
Note: You should generally use a refund to return money to the cardholder (rather than a credit). A refund is a reversal of a previously captured transaction, and it is linked to the original transaction, which is helpful for reconciliation purposes.