Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-01-07T14:45:52","request-id":"051775e0-3723-4983-93b7-ad28dfd19fd7","client-request-id":"051775e0-3723-4983-93b7-ad28dfd19fd7"}}}"