Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-03-01T06:40:14","request-id":"a449da87-1cc0-4cf7-a35f-c3c6bf238d8c","client-request-id":"a449da87-1cc0-4cf7-a35f-c3c6bf238d8c"}}}"