Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-03-22T21:09:13","request-id":"857bada9-407d-4f49-af27-a4d8a408de4e","client-request-id":"857bada9-407d-4f49-af27-a4d8a408de4e"}}}"