ayatana-indicator-session 22.9.2-3 (amd64 binary) in ubuntu mantic

 This Ayatana Indicator is designed to be placed on the right side of a
 panel and give the user easy control for changing their instant message
 status, switching to another user, starting a guest session, etc.
 .
 Ayatana Indicators are only available on desktop environments that
 provide a renderer for system indicators (such as MATE, Xfce, Lomiri,
 etc.).