View Source ExTDLib.Object.Photo (ExTDLib v0.0.4)

Describes a photo.

Name	Type	Description
has_stickers	bool	True, if stickers were added to the photo. The list of corresponding sticker sets can be received using getAttachedStickerSets.
minithumbnail	minithumbnail	Photo minithumbnail; may be null.
sizes	photoSize	Available variants of the photo, in different sizes.

More details on telegram's documentation.