using System;

using System.Collections.Generic;

using System.IO;

using System.Linq;

using System.Text;

​

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

using Newtonsoft.Json.Serialization;

​

namespace CyberForum

{

    public class Program

    {

        public const string JsonText = @"{

    ""client"": {

        ""ClientGuid"": ""f9f83a92-73ec-4035-8fc5-c28d48d86611"",

        ""F"": ""Прокопьева"",

        ""I"": ""Валентина"",

        ""O"": ""Леонидовна"",

        ""DateOfBirth"": """",

        ""Gender"": true,

        ""advertising"": """",

        ""Comment"": """",

        ""Address"": """",

        ""doc_Serial"": """",

        ""doc_Number"": """",

        ""doc_Date"": """",

        ""doc_Issue"": """",

        ""IsSmsAgree"": false,

        ""IsMailAgree"": false,

        ""contactList"": [

            {

                ""ContactId"": 1,

                ""ContactText"": ""some contact text"",

                ""dirty"": false,

                ""id"": 1

            }

        ]

    }

}

";

        public static void Main(string[] args)

        {

            JsonSerializerSettings settings = new JsonSerializerSettings

            {

                ContractResolver = new DefaultContractResolver(),

                Formatting = Formatting.Indented,

                NullValueHandling = NullValueHandling.Ignore

            };

            ClientRequest request = JsonConvert.DeserializeObject<ClientRequest>(JsonText, settings);

            string serializedJson = JsonConvert.SerializeObject(request, settings);

            Console.WriteLine(serializedJson);

        }

    }

    public class ContactItem

    {

        public int ContactId;

        public string ContactText;

        public bool dirty;

        public int id;

    }

    public class ClientInfo

    {

        public Guid ClientGuid;

        public string F;

        public string I;

        public string O;

        public string DateOfBirth;

        public bool Gender;

        public string advertising;

        public string Comment;

        public string Address;

        public string doc_Serial;

        public string doc_Number;

        public string doc_Date;

        public string doc_Issue;

        public bool IsSmsAgree;

        public bool IsMailAgree;

        public List<ContactItem> contactList;

    }

    public class ClientRequest

    {

        public ClientInfo client;

    }

}