make async call sync and get result.

Extensions.cs

public static class Extensions
{
    public static T MakeSync<T>(this Task<T> task)
    {
        task.Wait();
        return task.Result;
    }
}
    
example : 
  normal usage with await : 
    var client = new HttpClient();
    var response = await client.GetAsync("http://google.com");

  extension usage : 
    var client = new HttpClient();
    var response = client.GetAsync("http://google.com").MakeSync();