public class Demo
{
    public void Subscribe(ISpaceProxy proxy)
    {
        // Create a new event configuration:
        EventSessionConfig eventConfig = new EventSessionConfig();
        eventConfig.Batch = true;
        eventConfig.BatchSize = 10;
        eventConfig.BatchTime = 1000;
        // Create a new event session:
        IDataEventSession eventSession = proxy.CreateDataEventSession(eventConfig);
        // Subscribe to new persons written to space:
        // NOTE: If you don't need a custom configuration, you can use proxy.DefaultDataEventSession instead.
        eventSession.AddListener<Person>(new Person(), Space_PersonChanged, DataEventType.Write);
    }

    private void Space_PersonChanged(object sender, SpaceDataEventArgs<Person> e)
    {
        // Log the notified person:
        Console.WriteLine("New person in space: " + e.Object.ToString());            
    }
}