Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-11-09T04:24:32","request-id":"d0965f21-06f8-4e35-9b88-8c52ba575922","client-request-id":"d0965f21-06f8-4e35-9b88-8c52ba575922"}}}"