Call the APIs
The following APIs are available in the context
| API | Description |
|---|---|
| Subscribe API | To subscribe to an event fired from the Fusion application. |
| SubscribeOnce API | To subscribe to a Fusion application event just once. |
| Publish API | To inform the Fusion application to perform certain operations. |
| Dispose API | To dispose or unregister any subscriptions that are added for an event. |