using System;
using System.Threading.Tasks;

namespace TarkovBot
{
    class Program
    {
        static async Task Main(string[] args)
        {
            var req = new Requester("YOUR SESSION");

            await req.PostJson(Requester.PROD_ENDPOINT + "/client/game/profile/list", "");
        }
    }
}

using System;
using System.Text;
using System.Threading.Tasks;
using System.IO;
using ICSharpCode.SharpZipLib.Zip.Compression.Streams;
using System.Net.Http.Headers;
using System.Net.Http;
using System.Net;

namespace TarkovBot
{
    public class Requester
    {
        private static HttpClient client;

        public const string LAUNCHER_ENDPOINT = "https://launcher.escapefromtarkov.com";
        public const string PROD_ENDPOINT = "https://prod.escapefromtarkov.com";
        public const string TRADING_ENDPOINT = "https://trading.escapefromtarkov.com";
        public const string RAGFAIR_ENDPOINT = "https://ragfair.escapefromtarkov.com";

        private const string BSG_LAUNCHER_VERSION = "0.9.2.970";
        private const string EFT_CLIENT_VERSION = "0.12.3.5776";
        private const string UNITY_VERSION = "2018.4.13f1";
        public Requester(string session)
        {
            var cookies = new CookieContainer();

            cookies.Add(new Uri(PROD_ENDPOINT), new Cookie("PHPSESSID", session));
            var handler = new HttpClientHandler
            {
                CookieContainer = cookies,
                UseCookies = true,
                ClientCertificateOptions = ClientCertificateOption.Automatic
            };
            client = new HttpClient(handler);

            client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
            client.DefaultRequestHeaders.Add("User-Agent", $"UnityPlayer/{UNITY_VERSION} (UnityWebRequest/1.0, libcurl/7.52.0-DEV)");
            client.DefaultRequestHeaders.Add("App-Version", $"EFT Client {EFT_CLIENT_VERSION}");
            client.DefaultRequestHeaders.Add("X-Unity-Version", UNITY_VERSION);
        }
        public async Task PostJson(string uri, string body)
        {
            var content = new StringContent(body, Encoding.UTF8, "application/json");
            content.Headers.ContentType.CharSet = "";

            var response = await client.PostAsync("https://prod.escapefromtarkov.com/client/game/profile/list", content);

            byte[] data = await response.Content.ReadAsByteArrayAsync();
            Console.WriteLine("Status code: " + response.StatusCode);

            byte[] decompressedData = new byte[data.Length];
            int decompressedLength = 0;

            using (MemoryStream memory = new MemoryStream(data))
            using (InflaterInputStream inflater = new InflaterInputStream(memory))
                decompressedLength = inflater.Read(decompressedData, 0, decompressedData.Length);

            Console.WriteLine("Content:");
            Console.WriteLine(Encoding.Default.GetString(decompressedData));
        }
    }
}