Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-08-09T03:07:23","request-id":"6c540e30-5cad-47b3-b727-771f69dfed18","client-request-id":"6c540e30-5cad-47b3-b727-771f69dfed18"}}}"