using System;

using System.Collections.Generic;                   

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

using System.Reflection;

​

public class Program

{

    public static void Main()

    {

        var testeA = new TesteA("varteste1", "varteste2");

        var testeB = new TesteB();

        var teste = JsonConvert.SerializeObject(testeA);

        var jsonTeste = JObject.Parse(teste);

        Type type = typeof(TesteA);

        PropertyInfo[] propertyinfo=type.GetProperties();

        List<string> nameList = new List<string>();

        foreach(PropertyInfo info in propertyinfo)

        {

            nameList.Add(info.Name);

        }

        foreach(var n in nameList)

        {

            testeB.GetType().GetProperty(n).SetValue(testeB, (string)jsonTeste[n]);

        }

        Console.WriteLine(testeB.FooA);

    }

}

​

public class TesteA{

    public TesteA(string fooA, string fooB){

        FooA = fooA;

        FooB = fooB;

    }

    public string FooA { get; set; }

    public string FooB { get; set; }

}

​

public class TesteB{

    public string FooA { get; set; }

    public string FooB { get; set; }

}