public async Task <IActionResult> Test(string firstName)
        {
            var newModel = new UserLoginModel()
            {
                firstName = firstName
            };

            var content = new StringContent(JsonConvert.SerializeObject(newModel), Encoding.UTF8, "application/json");
            var url     = "User/Test";

            var post = await HttpClientAdapter.Post(BaseUri + url, content);

            var data = await HttpClientAdapter.GetAsync <UserLoginModel>(BaseUri + "User");

            return(Content($"Hello {data.firstName}"));
        }