DataContract deserialization of Set<T>

Program.cs

using System;
using System.Diagnostics;
using System.IO;
using System.Runtime.Serialization;
using static LanguageExt.Prelude;

class Program
    {
        static void Main(string[] args)
        {
            var mapOfStuff = Map(
                Tuple("one", "two"),
                Tuple("three","four"));

            var setOfStuff = Set("one", "two", "three");

            var test = new Test("Hello", mapOfStuff, setOfStuff);

            var serialized = Serialize(test);

            Console.WriteLine(serialized);

            var thing = Deserialize<Test>(serialized);
            
            Debug.Assert(thing.SetOfStuff.Count == test.SetOfStuff.Count);

            Console.Read();
        }

        private static string Serialize(object obj)
        {
            using (MemoryStream memoryStream = new MemoryStream())
            using (StreamReader reader = new StreamReader(memoryStream))
            {
                DataContractSerializer serializer = new DataContractSerializer(obj.GetType());
                serializer.WriteObject(memoryStream, obj);
                memoryStream.Position = 0;
                return reader.ReadToEnd();
            }
        }

        private static T Deserialize<T>(string xml)
        {
            using (Stream stream = new MemoryStream())
            {
                byte[] data = System.Text.Encoding.UTF8.GetBytes(xml);
                stream.Write(data, 0, data.Length);
                stream.Position = 0;
                DataContractSerializer deserializer = new DataContractSerializer(typeof(T));
                return (T)deserializer.ReadObject(stream);
            }
        }
    }
    [DataContract]
    public class Test
    {
        [DataMember]
        public string Name { get; private set; }

        [DataMember]
        public Map<string, string> MapOfStuff { get; private set; }

        [DataMember]
        public Set<string> SetOfStuff { get; private set; }

        public Test(string name, Map<string, string> mapOfStuff, Set<string> setOfStuff)
        {
            Name = name;
            MapOfStuff = mapOfStuff;
            SetOfStuff = setOfStuff;
        }
    }