post https://example.com/v1/shop/payments
This endpoint initializes a payment transaction.<br><br>
It supports:<br>
- Card authorizations with or without 3D Secure (3DS).<br>
- 3DS authentication flows, including redirection steps if required.<br>
- Bank transfer payment initialization using virtual IBAN feature.<br><br>
The response indicates the result of the transaction attempt and may contain an action
(such as a redirection or bank transfer instructions) that must be followed to complete the payment.