`TTimelineItem`
pl		attachments
pl		bundleId
pl		canonicalUrl
pl		created
pl		creator
pl		displayTime
pl		etag
pl		html
pl		id
pl		inReplyTo
pl		isBundleCover
pl		isDeleted
pl		isPinned
pl		kind
pl		location
pl		menuItems
pl		notification
pl		pinScore
pl		recipients
pl		selfLink
pl		sourceItemId
pl		speakableText
pl		speakableType
pl		text
pl		title
pl		updated

`TGoogleBaseObject`