using System;

using System.Collections.Generic;

using System.Linq;

using Newtonsoft.Json;

​

​

public class Program

{

    public static void Main()

    {

        string json = "{\"trn\":{\"visited_date\":\"2015-04-05\",\"party_code\":\"8978a1bf-c88b-11e4-a815-00ff2dce0943\",\"response\":\"Reason 5\",\"response_type\":\"NoOrder\",\"time_stamp\":\"2015-04-05 18:27:42\",\"trans_id\":\"8e15f00b288a701e60a08f968a42a560\",\"total_amount\":0.0,\"discount\":0.0}}";

​

        var p = JsonConvert.DeserializeObject<Dictionary<string,trn>>( json );

        Console.WriteLine(p["trn"].party_code);

    }

    public class trn

    {

        public string visited_date { get; set; }

        public string party_code { get; set; }

        public string response { get; set; }

        public string response_type { get; set; }

        public string time_stamp { get; set; }

        public string trans_id { get; set; }

        public double total_amount { get; set; }

        public double discount { get; set; }

    }

​

}

​

​