channelId of the manifest the session is aligned to now; null when it has none.
Delivery mode in effect after the switch.
The polled manifest URL (unchanged by the switch).
channelId of the manifest the session was aligned to before; null when it had none.
Delivery mode in effect before the switch.
Emitted when a polled manifest describes a different ads channel than the one the session was started on. During an active break, the event is emitted after that break finishes and the latest polled manifest is applied. Before playback starts, the new manifest's
adStartDelayapplies; after playback starts, the delay in effect is unchanged.