public async Task Run()
        {
            var stopWatch = new Stopwatch();

            stopWatch.Start();
            PostmanEcho result = await _module.GetDataAsync();

            stopWatch.Stop();

            Console.WriteLine($"Execution time: {stopWatch.ElapsedMilliseconds}ms");
            Console.WriteLine(JsonConvert.SerializeObject(result));
        }
        public PostmanEcho PostData()
        {
            var model = new PostmanEcho();

            return(model);
        }