Sample dotnet gzip http post

using System;
using System.IO;
using System.IO.Compression;
using System.Net.Http;
using System.Threading.Tasks;

namespace ConsoleApp1
{
    class Program
    {
        static readonly HttpClient Client = new HttpClient();
        public static readonly Encoding Encoding = new UTF8Encoding(encoderShouldEmitUTF8Identifier: false);

        private static async Task<Stream> GenerateStreamFromStringAsync(string s)
        {
            var stream = new MemoryStream();
            var writer = new StreamWriter(stream, Encoding);
            await writer.WriteAsync(s);
            await writer.FlushAsync();
            stream.Position = 0;
            return stream;
        }
        
        static async Task Main()
        {
            try
            {
                await using var bodyStream = new MemoryStream();
                await using var gzipBodyStream = new GZipStream(bodyStream, CompressionMode.Compress);
                
                await (await GenerateStreamFromStringAsync("{\"mydummy\": \"json\"}"))
                      .CopyToAsync(gzipBodyStream);
                
                await gzipBodyStream.FlushAsync();
                bodyStream.Position = 0;
                var content = new StreamContent(bodyStream);
                
                content.Headers.Add("Content-Type","application/json");
                content.Headers.Add("Content-Encoding","gzip");

                var response = await Client.PostAsync("http://localhost:8041", content);
                response.EnsureSuccessStatusCode();
                var responseBody = await response.Content.ReadAsStringAsync();

                Console.WriteLine(responseBody);
            }
            catch(HttpRequestException e)
            {
                Console.WriteLine("\nException Caught!");	
                Console.WriteLine("Message :{0} ",e.Message);
            }
        }
    }
}