Okay, I think I can spot one potential problem. For invoice parsing, Mindee offers API version v2 and v3 at this stage:
n8n however uses a seemingly outdated v1 endpoint from the looks of it. I shall add this to our bug tracker for a closer look and fix. We will, of course, confirm once this has been done.
In the meantime, you should be able to use the HTTP Request node to send your API Request directly to Mindee like so:
The credentials would need to be set up like so:
