simply render the test response

src/sampleWebAsWebApiClient/Controllers/HomeController.cs

@@ -74,9 +74,8 @@ namespace testOauthClient.Controllers
             client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", accessToken);
             var content = await client.GetAsync("https://localhost:6001/identity");
             content.EnsureSuccessStatusCode();
-            var json = await content.Content.ReadAsStreamAsync();
-            var obj = JsonSerializer.Deserialize<JsonElement>(json);
-            return View("UserInfo", obj.ToString());
+            var json = await content.Content.ReadAsStringAsync();
+            return View("UserInfo", json);
         }