The partner can amend the configuration parameters of a payment method for a merchant via the /amendpaymentmethod method.
E.g. the payment method sepadd has a per merchant parameter creditorId. This value may need to be changed if the priorly given creditorId was invalid or the merchant uses a different creditorId.
This request will be rejected if the merchant boarding process has been canceled.
Call URL
The URL for the HTTPS POST request for the /amendpaymentmethod operation is: https://boardingapi.girogate.de/amendpaymentmethod