Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2025-12-14T11:34:35","request-id":"2fce479a-3d9c-4b90-99a9-15cf60d0779e","client-request-id":"2fce479a-3d9c-4b90-99a9-15cf60d0779e"}}}"