Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-05-01T04:09:53","request-id":"7c7b551c-51ff-42c8-b493-6df71d268cc0","client-request-id":"7c7b551c-51ff-42c8-b493-6df71d268cc0"}}}"