Activity: Handoff
Handoff activities are used to request or signal a change in focus between elements inside a bot. They are not intended to be used in wire communication (besides internal communication that occurs between services in a distributed bot).
app.on('handoff', async ({ activity }) => {});
Schema
Handoff activities are identified by a type value of handoff.
A6200: Channels SHOULD drop handoff activities if they are not supported.