401 Client Error: Unauthorized for url: https://eval.ai/api/jobs/challenge/355/challenge_phase/742/submission/

Hello, I’m not famillar with this platform. I register and create a team and find my API Authentication Token is longer than 40, when I try to validate, this error pops up. I don’t know what cause this error, it would be great if you can give me some instructions on connecting the test server