using System;

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

public class Program

{

    public static void Main()

    {

        string json = @"

            {

               ""Code"":1,

               ""Message"":""OK"",

               ""Data"": {""Name"": ""Patrick"", ""Email"": ""aa@aaa.com"", ""Age"" : 25}

            }";

        Console.WriteLine(json);

        var response=json.ToWrapper<Person>();

        Console.WriteLine("Name: "+response.Data.Name);

        Console.WriteLine("Email: "+response.Data.Email);

        Console.WriteLine("Age: "+response.Data.Age);

    }

}

​

public class Person{

    public string Name {get;set;}

    public string Email {get;set;}

    public int Age {get;set;}

}

​

public class Response<T>{

    public int Code {get;set;}

    public string Message {get;set;}

    public T Data {get;set;}

}

​

public static class ResponseExtensions {

    public static Response<T> ToWrapper<T>(this string json){

        var o=JObject.Parse(json);

        var data=JsonConvert.DeserializeObject<T>(o["Data"].ToString());

        return new Response<T>{

            Code=(int)o["Code"],

            Message=(string)o["Message"],

            Data=data

        };

    }

}