static void Main(string[] args)
 {
     Response resp = new Response();
     resp.AddGetDigits(new Dictionary<string, string>() {
         { "action", "http://some.server/action/" },
         { "method", "GET" },
         { "digitTimeout", "5" },
         { "finishOnKey", "#" },
     });
     //Console.WriteLine(resp.ToString());
 }