//Code is running on Asp.Net worker Thread
        var httpClient = new HttpClient();
        var task = httpClient.GetAsync("/someapiCall");  //Creates a new thread and executed on it
        task.Wait();

var httpClient = new HttpClient();
  var task = httpClient.GetAsync("/someapiCall");  //Creates a new thread and executed on it
  ManualResetEvent mre = new ManualResetEvent(false);
  task.ContinueWith((t) => { mre.Set(); });
  mre.WaitOne();