public MyApiClient(string baseUrl, TimeSpan?timeout = null)
    {
        _baseUrl = NormalizeBaseUrl(baseUrl);
        _timeout = timeout ?? TimeSpan.FromSeconds(90);

        using (var client = new MyApiClient("http://localhost:8080"))
        {
            var response     = client.GetAsync("api/users/findByUsername?username=alper").Result;
            var userResponse = client.GetAsync <MyUser>("api/users/findByUsername?username=alper").Result;
        }
    }
 public MyController()
 {
     _client = new MyApiClient();
 }