Feed Directory Item

• Bookmarks—Contains all feed items saved as bookmarks by the context user.
• Company—Contains all feed items except feed items of type TrackedChange. To see the feed item, the user must have sharing access to its parent.
• Files—Contains all feed items that contain files posted by people or groups that the context user follows.
• Filter—Contains the news feed filtered to contain feed items whose parent is a specified object type.
• Groups—Contains all feed items from all groups the context user either owns or is a member of.
• Home—Contains all feed items associated with any managed topic in a community.
• Moderation—Contains all feed items that have been flagged for moderation. The Communities Moderation feed is available only to users with “Moderate Community Feeds” permissions.
• News—Contains all updates for people the context user follows, groups the user is a member of, and files and records the user is following. Also contains all updates for records whose parent is the context user and every feed item and comment that mentions the context user or that mentions a group the context user is a member of.
• People—Contains all feed items posted by all people the context user follows.
• Record—Contains all feed items whose parent is a specified record, which could be a group, user, object, file, or any other standard or custom object. When the record is a group, the feed also contains feed items that mention the group. When the record is a user, the feed contains only feed items on that user.
• To—Contains all feed items with mentions of the context user, feed items the context user commented on, and feed items created by the context user that are commented on.
• Topics—Contains all feed items that include the specified topic.
• UserProfile—Contains feed items created when a user changes records that can be tracked in a feed, feed items whose parent is the user, and feed items that @mention the user. This feed is different than the news feed, which returns more feed items, including group updates.

A key prefix is the first three characters of a record ID, which specifies the entity type.