ktop.PackageKit.Offline"><property name="UpdatePrepared" type="b" access="read"/><property name="UpdateTriggered" type="b" access="read"/><property name="UpgradePrepared" type="b" access="read"/><property name="UpgradeTriggered" type="b" access="read"/><property name="PreparedUpgrade" type="a{sv}" access="read"/><method name="Trigger"><arg type="s" name="action" direction="in"/></method><method name="Cancel"/></interface></node>