Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-02-15T18:47:35","request-id":"083ca53d-8ad8-4e5d-8381-96277a707c52","client-request-id":"083ca53d-8ad8-4e5d-8381-96277a707c52"}}}"