var client = new EventClient(accessKey);

        var rand = new Random();

        // generate 10 users, with user ids 1 to 10
        for (var user = 1; user <= 10; user++)
        {
            Console.WriteLine("Add user " + user);
			//Sync
            var result = client.SetUser(user.ToString());
			//Async
			 var result = client.SetUserAsync(user.ToString(), null).Result;
		}

        // generate 50 items, with item ids 1 to 50
        for (var item = 50; item <= 100; item++)
        {
            Console.WriteLine("Add item " + item);
            client.SetItemWithCategory(item.ToString(), new[] { "1" });
        }

        // each user randomly views 10 items
        for (var user = 1; user <= 10; user++)
        {
            for (var i = 1; i <= 10; i++)
            {
                var item = rand.Next(100) + 51;
                Console.WriteLine("User " + user + " views item " + item);
                client.UserViewedItem(user.ToString(), item.ToString());
            }
            for (var i = 1; i <= 10; i++)
            {
                var item = rand.Next(100) + 51;
                Console.WriteLine("User " + user + " views item " + item);
                client.UserBoughtItem(user.ToString(), item.ToString());
            }
        }

			//Sync:
            var result = engineClient.Get("1", 10, new[] { "1" });
			//Async :
			var asyncResult = engineClient.GetAsync("1", 10, new[] { "1" }).Result;
            foreach (var res in result.ItemScores)
            {
                Console.WriteLine("Sync:" + res.Item + " " + res.Score);
            }