using System;

using System.Linq;

using System.Xml;                   

using System.Xml.Linq;

using System.Collections; 

using System.Collections.Generic;

using System.Data;

using System.Data.DataSetExtensions;

using System.Data.Linq;

using System.Text;

using System.Text.RegularExpressions;

using System.Xml.Serialization; 

using System.IO;

using System.Globalization;

using System.Diagnostics;

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

public class Program

{

    public static void Main()

    {   

        string input = @"{

    ""HasErrors"": false,

    ""Includes"": {

        ""test"": {

            ""testdata1"": {

                ""ReviewStatistics"": {

                    ""RecommendedCount"": 0,

                    ""TotalReviewCount"": 2

                }

            },

            ""testdata2"": {

                ""ReviewStatistics"": {

                    ""RecommendedCount"": 0,

                    ""TotalReviewCount"": 2

                }

            },

            ""testdata3"": {

                ""ReviewStatistics"": {

                    ""RecommendedCount"": 0,

                    ""TotalReviewCount"": 2

                }

            }

        }

    }

}";

        dynamic apiResponse = JObject.Parse(input);

        Console.WriteLine(apiResponse.Includes.test["testdata2"].ReviewStatistics.RecommendedCount);

    }

}

​