using System;

using Newtonsoft.Json;

​

public class Program

{

    public static void Main()

    {

        string testJson = @"{

                    ""Fruits"": {

                        ""Apple"": {

                            ""color"": ""red"",

                            ""size"": ""round""                               

                        },

                        ""Orange"": {

                            ""Properties"": {

                                ""color"": ""red"",

                                ""size"": ""round"" 

                            }

                        }

                    }

                }";

        FruitsWrapper result = JsonConvert.DeserializeObject<FruitsWrapper>(testJson);

        Console.WriteLine("Apple color: " + result.Fruits.apple.color);

        Console.WriteLine("Apple size: " + result.Fruits.apple.size);

        Console.WriteLine("Orange Properties color: " + result.Fruits.orange.properties.color);

        Console.WriteLine("Orange Properties size: " + result.Fruits.orange.properties.size);

    }

}

​

public class FruitsWrapper

{

    public Fruits Fruits { get; set; }

}

​

public class Fruits

{

    public Apple apple

    {

        get;

        set;

    }

​

    public Orange orange

    {

        get;

        set;

    }

}

​

public class Apple

{

    public string color

    {

        get;

        set;

    }

​

    public string size

    {

        get;

        set;

    }

}

​

public class Orange

{

    public Properties properties

    {

        get;

        set;

    }

}

​

public class Properties

{

    public string color

    {

        get;

        set;

    }

​

    public string size

    {

        get;

        set;

    }

}