Enterprise service bus uses the publisher-subscriber model to process events.  Internal/External systems can generate events.  The ESB service will process events based on the event handlers configured.  ESB UI looks as follows:

You must navigate the Integration - Enterprise Service Bus page to access the feature. 

The ESB UI is rendered below. A list of ESB Subscribers are listed in a tree format. 

Select the ESB menu to navigate to Event Definitions, Event Handlers, Generate Events, and View Events pages.

Select the Actions menu to Create, Remove, and Clear the ESB Subscribers. 

Select the View menu to visualize the ESB Subscribers in a Tree format, the usage count, and the engine events. 

Select the Utils menu to Run Engine and Archive the ESB Subscribers. 

Select the ESB service category to render the event subscribers and handlers. Right-click to create a subscriber as below. 

Click to expand the tree branch. Select and right-click to generate events, remove events, and view the properties as below.