Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-07-24T12:13:51","request-id":"04f2cd75-5595-43e0-9cd2-515068bbf000","client-request-id":"04f2cd75-5595-43e0-9cd2-515068bbf000"}}}"