{

	"query": {

		"match": [{

			"name": "jk",

			"age": "25"

		},

		{

			"realName": "zs",

			"realAge": "9"

		}]

	},

	"page": 5

}

using Newtonsoft.Json;

using System;

using System.Collections.Generic;

using System.Dynamic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

namespace AnuoDog.Csharp

{

    class StudyJsonNET

    {

        static void Main(string[] args)

        {

            dynamic objmatch = new ExpandoObject();

            Dictionary<string, string> matchKV = new Dictionary<string, string>();

            matchKV.Add("name", "jk");

            matchKV.Add("age","25");

            Dictionary<string, string> matchKV2 = new Dictionary<string, string>();

            matchKV2.Add("realName", "zs");

            matchKV2.Add("realAge", "9");

            List<dynamic> matchList = new List<dynamic>();

            matchList.Add(matchKV);

            matchList.Add(matchKV2);

            objmatch.match = matchList;

            dynamic obj = new ExpandoObject();

            obj.query = objmatch;

            obj.page = 5;

            string json = JsonConvert.SerializeObject(obj);

        }

    }

}