Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2025-11-29T15:57:45","request-id":"83d53766-e662-45fb-91ae-6d82ba8d089e","client-request-id":"83d53766-e662-45fb-91ae-6d82ba8d089e"}}}"