using System;

using System.Collections.Generic;

using Newtonsoft.Json;

public class Program

{

    public enum SecuritySerachType

    {

        Company = 1,

        Security,

    }

    public class State{  

        public Dictionary<SecuritySerachType, List<long>> assets { get; set; }

    }

    public static void Main()

    {

        var state = JsonConvert.DeserializeObject<State>(@"{assets :{""1"":[]}}");

        Console.WriteLine(state.assets[SecuritySerachType.Company].Count);

    }

}