Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-05-14T01:38:47","request-id":"f40e6dcc-0047-4f6f-843b-e29d81ff8e77","client-request-id":"f40e6dcc-0047-4f6f-843b-e29d81ff8e77"}}}"