Бэкенд отмены задачи

Example.Backend/LoadTestImp.cs

@@ -1,4 +1,6 @@
 using System;
+using System.Threading;
+using System.Threading.Tasks;
 using Example.Shared;
 using mROA.Implementation.Attributes;
 
@@ -26,5 +28,10 @@ namespace Example.Backend
         {
             throw new NotImplementedException();
         }
+
+        public async Task AsyncTest(CancellationToken token)
+        {
+            await Task.Delay(TimeSpan.FromSeconds(5), token);
+        }
     }
 }