Cyberfr connexion à Graph Microsoft : ok string(237) "{"error":{"code":"InvalidAuthenticationToken","message":"Access token is empty.","innerError":{"date":"2026-01-26T21:53:17","request-id":"58e972ce-b7db-4ddb-b24e-caf31df20a6e","client-request-id":"58e972ce-b7db-4ddb-b24e-caf31df20a6e"}}}"