using System;

using Newtonsoft.Json;

using JsonSubTypes;

​

[JsonConverter(typeof(JsonSubtypes), nameof(BaseClass.Type))]

[JsonSubtypes.KnownSubType(typeof(SubType1), BaseType.Type1)]

public class BaseClass

{

    public string Name

    {

        get;

        set;

    }

​

    public BaseType Type

    {

        get;

        set;

    }

}

​

public class SubType1 : BaseClass

{

    public string Id

    {

        get;

        set;

    }

}

​

public enum BaseType

{

    Unknown,

    Type1,

    Type2

}

​

public class Program

{

    public static void Main()

    {

        var sub = new SubType1()

        {Type = BaseType.Type1, Name = "SubType", Id = "5"};

        var serialized = JsonConvert.SerializeObject(sub);

        Console.WriteLine(serialized);

        var deserialized = JsonConvert.DeserializeObject<SubType1>(serialized);

        Console.WriteLine(deserialized);

    }

}