using System;

using Newtonsoft.Json;

public class Program

{

    public static void Main()

    {

        var someObject = new SomeClass<int>(){ Value = 5};

        string json = JsonConvert.SerializeObject(someObject);

        Console.WriteLine(json);

        var readObj = Newtonsoft.Json.Linq.JObject.Parse(json);

        var testClass = readObj.ToObject(typeof(SomeClass<int>)) as IDo;

        testClass.Do();

        //Console.WriteLine(readObj.TypeName);

        //testClass.Do();

    }

}

​

public class SomeClass<T> : IDo

{

    public T Value {get; set;}

    public string TypeName {get; private set;}

    public SomeClass()

    {

        TypeName = this.GetType().ToString();

    }

    public void Do()

    {

        Console.WriteLine($"Do somehting with {Value}");

    }

}

​

public interface IDo

{

    void Do();

}