heartbeat event payload. Emitted while caught up; does not advance the cursor.
heartbeat
Optional
Format: date-time
Server timestamp when this feed page was generated.
Newest event creation timestamp currently visible in the feed for the requested type filter. Null when no matching event exists inside retention.
Seconds between generated_at and latest_event_created_at. Null when no matching event exists.
Number of days the registry retains feed cursors and events.
heartbeatevent payload. Emitted while caught up; does not advance the cursor.