using System;

using Newtonsoft.Json;

​

public class ApiResponse

{

    public int Status { get; set; }

    public string Message { get; set; }

    public object Result { get; set; }

}

​

public class ApiResponse<T> : ApiResponse

{

    public new T Result 

    {

        get { return (T)base.Result; }

        set { base.Result = value; }

    }

}

​

public class MyDTO {

    public string Text { get; set; }

}

​

public class Program

{

    public static void Main()

    {

        object data = new ApiResponse<MyDTO> { Result = new MyDTO { Text = "test" } };

        var serialized = JsonConvert.SerializeObject(data);     

        var deserialized = (ApiResponse<MyDTO>)JsonConvert.DeserializeObject(serialized, typeof(ApiResponse<MyDTO>));

        Console.WriteLine(((ApiResponse)deserialized).Result.GetType());        

        Console.WriteLine(JsonConvert.SerializeObject(deserialized.Result));        

    }

}