using System;

using System.Collections.Generic;

using Newtonsoft.Json;

public class Program

{

    public static void Main()

    {

        List<IModule> list = new List<IModule>();

        list.Add( new Module { Name = "aaa" });

        string json = JsonConvert.SerializeObject(list, Formatting.Indented);

​

        Console.WriteLine(json);

    }

}

​

interface IModule{

    [JsonIgnore]

    string Name{get;set;}

}

​

class Module:IModule {

    [JsonProperty(PropertyName = "name", Required = Required.Always)]

        public string Name { get; set; }

    public bool ShouldSerializeName(){return true;}

}

​

class Base

{

    public int Id { get; set; }

    public int ParentId { get; set; }

​

    public virtual bool ShouldSerializeParentId()

    {

        return false;

    }

}

​

class Foo : Base

{

    public override bool ShouldSerializeParentId()

    {

        return true;

    }

}

​