Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-11-03T00:28:25","request-id":"a6276daf-942e-4be5-8b6b-02dc131415a4","client-request-id":"a6276daf-942e-4be5-8b6b-02dc131415a4"}}}"