using System;

using System.Text;

using System.IO;

using System.Linq;

using System.Collections.Generic;

using System.Security.Cryptography;

using Newtonsoft.Json;

public class Program

{

    class BuyDTO

    {

        public int SessionId { get; set; }

        public int ArticleId { get; set; }

        /*

        public override bool Equals(object obj)

        {

            return obj is BuyDTO dto && SessionId == dto.SessionId && ArticleId == dto.ArticleId;

        }

        public override int GetHashCode()

        {

            int hashCode = 2118541809;

            hashCode = hashCode * -1521134295 + SessionId.GetHashCode();

            hashCode = hashCode * -1521134295 + ArticleId.GetHashCode();

            return hashCode;

        }*/

    }

    class SigningRequest

    {

        public HashAlgorithmName SigningHashAlgorithm { get; set; }

        public override string ToString()

        {

            return "Algorith name: " + SigningHashAlgorithm.Name;

        }

    }

    public static void Main()

    {

        var signingRequest = new SigningRequest

        {

            SigningHashAlgorithm = HashAlgorithmName.SHA256

        };

        var serialized = JsonConvert.SerializeObject(signingRequest);

        Console.WriteLine(serialized);

        var deserialized = JsonConvert.DeserializeObject<SigningRequest>(serialized);

        Console.WriteLine(deserialized);

    }

}