pl 

channelId (TPlaylistItemSnippet)

pl 

channelTitle (TPlaylistItemSnippet)

pl 

description (TPlaylistItemSnippet)

pl 

playlistId (TPlaylistItemSnippet)

pl 

position (TPlaylistItemSnippet)

pl 

publishedAt (TPlaylistItemSnippet)

pl 

resourceId (TPlaylistItemSnippet)

pl 

thumbnails (TPlaylistItemSnippet)

pl 

title (TPlaylistItemSnippet)