Это даст вам NewsFeed + Комментарии + Likes:
SELECT Id, Type,
CreatedById, CreatedBy.FirstName, CreatedBy.LastName,
ParentId, Parent.Name,
Body, Title, LinkUrl, ContentData, ContentFileName,
(SELECT Id, FieldName, OldValue, NewValue
FROM FeedTrackedChanges ORDER BY Id DESC),
(SELECT Id, CommentBody, CreatedDate,
CreatedBy.FirstName, CreatedBy.LastName
FROM FeedComments ORDER BY CreatedDate LIMIT 10),
(SELECT CreatedBy.FirstName, CreatedBy.LastName
FROM FeedLikes)
FROM NewsFeed
ORDER BY CreatedDate DESC, Id DESC
LIMIT 100