Verify ID tokens using the Firebase Admin SDK If the provided ID token has the correct format, is not expired, and is properly signed, the method returns the decoded ID token . You can grab the uid of the user or device from the decoded token.
Verify ID tokens using the Firebase Admin SDK If the provided ID token has the correct format, is not expired, and is properly signed, the method returns the decoded ID token . You can grab the uid of the user or device from the decoded token.