Publishing and capturing broker documents
Broker events are primarily used in two ways in HCL DevOps Test Integrations and APIs (Test Integrations and APIs). You can subscribe to a broker event (document type) to capture the broker document (data and structure).
The webMethods Broker transport
Additionally, you can publish a captured broker document back the broker to initiate downstream processing. The data in the broker document can be manipulated for testing different scenarios.