using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

    }

}

​

public class OfferData

{

    string Price { get; set; }

    string Quantity { get; set; }

    List<string> Ignore { get; set; }

}

​

public class BidData

{

    int LastUpdateId { get; set; }

    List<OfferData> Bids { get; set; }

    List<OfferData> Asks { get; set; }

}

​