using System;

using System.Collections.Generic;

using System.Text.Json;

using System.IO;

using System.Threading.Tasks;

​

public class Program

{

    public async static Task Main()

    {

        var request = new Test{Prop = new SortedSet<TestClass2>()};

        request.Prop.Add(new TestClass2{Id = Guid.NewGuid()});

        request.Prop.Add(new TestClass2{Id = Guid.NewGuid()});

        var serializedRequest = JsonSerializer.Serialize(request);

        Console.WriteLine(serializedRequest);

        using var stream = GenerateStreamFromString(serializedRequest);

        var result = await JsonSerializer.DeserializeAsync<Test>(stream);

        Console.WriteLine(JsonSerializer.Serialize(result));

    }

​

    public static Stream GenerateStreamFromString(string s)

    {

        var stream = new MemoryStream();

        var writer = new StreamWriter(stream);

        writer.Write(s);

        writer.Flush();

        stream.Position = 0;

        return stream;

    }

​

    public class Test

    {

        public SortedSet<TestClass2> Prop

        {

            get;

            set;

        }

    }

​

    public class TestClass2 : IComparable

    {

        public Guid Id

        {

            get;

            set;

        }

​

        public int CompareTo(object obj)

        {

            return obj switch

            {

            null => 1, TestClass2 otherTemperature => Id.CompareTo(otherTemperature.Id), _ => throw new ArgumentException("Not a QueueTaskStateHistory object", nameof(obj))}

​

            ;

        }

    }

}