Hey @renato.moura, ideally you should check the transaction logs to see what’s going on. This topic can help you understand how to do that:
But it’s worth noting here that VTEX is passive when it comes to the payment flow, so I believe this is something you’ll need to check with Santander. After reviewing the transaction logs, you’ll be able to get the message that caused the authorization to be denied — it’s usually something like this:
With that message, you can check with them what may have happened.
Karina Mota
Field Software Engineer | VTEX