Identifier of the supergroup or channel chat, which was automatically boosted by the winners of the giveaway.
Identifier of the message with the giveaway in the boosted chat; can be 0 if the message was deleted.
Optional is_True, if the corresponding winner wasn't chosen and the Telegram Stars were received by the owner of the boosted chat.
Number of Telegram Stars that were received.
A sticker to be shown in the message; may be null if unknown.
Identifier of the transaction for Telegram Stars credit.
A Telegram Stars were received by the current user from a giveaway. Subtype of MessageContent.