Google Auth Service Error 47

Dears,

I have made Google Sign in, i been getting sometime Error Illegal base64 data at input byte 360. However, now i started getting the attached image.


Could Someone Help in resolving this issue.
To note i am using MongoDB Atlas Data API and Kotlin Language.
Thank you.

Could someone help, i have rest the Keys in Google Cloud. I tried sigining in with different users, tried to delete the users on MongoDB nothing Worked??? please urgent help as i am stuck.

Thank you