Payment-FailUrl
The URL the customer will be directed to after transaction has failed,
instead of completeUrl (used in hosted payment page). This allows
to provide two different URLs for successful and failed payments.
stringPayment-FailUrl (string)
The URL the customer will be directed to after transaction has failed,
instead of completeUrl (used in hosted payment page). This allows
to provide two different URLs for successful and failed payments.
Example:
https://example.com/checkout/failPayment-FailUrl
"https://example.com/checkout/fail"