using System;

using System.Collections.Generic;

using System.Linq;

using Newtonsoft.Json;

public class Program

{

    public static void Main()

    {

        Base object1 = new Base() { Name = "Object1" };

        Derived object2 = new Derived() { Something = "Some other thing" };

        Derived2 object3 = new Derived2() { Something2 = "Some other thing 3", Test = new Test() { Id = 1 } };

        List<Base> inheritanceList = new List<Base>() { object1, object2, object3 };

​

        JsonSerializerSettings settings = new JsonSerializerSettings { TypeNameHandling = TypeNameHandling.Auto };

        string Serialized = JsonConvert.SerializeObject(inheritanceList, settings);

        List<Base> deserializedList = JsonConvert.DeserializeObject<List<Base>>(Serialized, settings);

        foreach (var item in deserializedList)

        {

            Console.WriteLine(item);

        }

    }

}

​

public class Base

{

    public string Name { get; set; }

}

public class Derived : Base

{

    public string Something { get; set; }

}

​

public class Derived2 : Base

{

    public string Something2 { get; set; }

    public Test Test { get; set; }

}

​

public class Test

{

    public int Id { get; set; }

}