using(HttpClient client = new HttpClient())
  {
    client.DefaultRequestHeaders.Add("Authorization", "Bearer " + token.TempToken);
    client.DefaultRequestHeaders.Add("x-li-format", "json");
    var response = await client.GetAsync("https://api.linkedin.com/v1/people/~?format=json");

    if (response.IsSuccessStatusCode)
    {
      return "success";
    }
    return "failed";
  }