using System;

using System.Collections.Generic;

using System.Linq;

using Newtonsoft.Json;

public class Program

{

    public static void Main()

    {

        string json = @"

            {

                ""Response"": ""valid"",

                ""Files"": {

                    ""0"": {

                        ""FileURL"": ""http://somedomain.com/abc.exe"",

                        ""FileVersion"": 1

                    },

                    ""1"": {

                        ""FileURL"": ""http://somedomain.com/xyz.exe"",

                        ""FileVersion"": 2

                    }

                }

            }";

        List<LatestFile> files = ParseJson(json);

        foreach (LatestFile file in files)

        {

            Console.WriteLine(file.FileURL + ", Version " + file.FileVersion);

        }

    }

    private static List<LatestFile> ParseJson(string json)

    {

        RootObject obj = JsonConvert.DeserializeObject<RootObject>(json);

        return obj.Files.Values.ToList();

    }

}

​

public class RootObject

{

    public string Response { get; set; }

    public Dictionary<string, LatestFile> Files { get; set; }

}

​

public class LatestFile

{

    public string FileURL { get; set; }

    public string FileVersion { get; set; }

}

​