The new Events channel enables a bot-initiated conversation!
Blog: Oracle BPM
In a typical AI-powered chatbot interaction, the user is usually the one who initiates the chat. There are, however, many instances where we need our conversational agent to be able to send out messages that are triggered by an external event.
To support this, ODA 22.08 brought a new enhanced capability called Events* that follows the cloud events specification, which defines common formats for event data to make it interoperable across services, platforms, and systems (https://cloudevents.io/)