(info) Announcement Feeds app throws its own events. Below you can see the list of events generated by Announcement Feeds: 

DescriptionAdress

FEEDS
Feed created
com.coresoftlabs.announcement.feeds.event.FeedCreatedEvent
Feed deleted
com.coresoftlabs.announcement.feeds.event.FeedDeletedEvent
Feed updated
com.coresoftlabs.announcement.feeds.event.FeedUpdatedEvent

ANNOUNCEMENTS
Announcement created
com.coresoftlabs.announcement.feeds.event.AnnouncementCreatedEvent
Announcement deleted
com.coresoftlabs.announcement.feeds.event.AnnouncementDeletedEvent
Announcement updated
com.coresoftlabs.announcement.feeds.event.AnnouncementUpdatedEvent

FEEDBACK
Feedback added
com.coresoftlabs.announcement.feeds.event.FeedbackAddedEvent
Feedback deactivated
com.coresoftlabs.announcement.feeds.event.FeedbackDeactivatedEvent