using System;

using Newtonsoft.Json;

using System.Xml;

using System.Xml.Linq;

public class Program

{

    public static void Main()

    {

        string json ="{\"id\":[[{\"TASK_PAR_ID\":\"STORE\",\"VALUE\":\"1\"},{\"TASK_PAR_ID\":\"SKU\",\"VALUE\":\"2344\"},{\"TASK_PAR_ID\":\"OBS\",\"VALUE\":\"teste\"}],[{\"TASK_PAR_ID\":\"STORE\",\"VALUE\":\"2\"},{\"TASK_PAR_ID\":\"SKU\",\"VALUE\":\"4444\"},{\"TASK_PAR_ID\":\"OBS\",\"VALUE3\":\"teste2\"}]]}";

        XNode node = JsonConvert.DeserializeXNode(json, "I_PARAMETER_VALUE", true);

​

        Console.WriteLine(node.ToString()); 

    }

}

public class User

{

    public string Name{get;set;}

    public DateTime EffectiveDate {get;set;}

}