Optionaladditional_The number of other chats the user had to join in order to be eligible for the giveaway.
The chat that created the giveaway.
Identifier of the message with the giveaway in the chat.
Optionalonly_True, if only users who had joined the chats after the giveaway started were eligible to win.
Optionalpremium_The number of months the Telegram Premium subscription won from the giveaway will be active for; for Telegram Premium giveaways only.
Optionalprize_Description of additional giveaway prize.
Optionalprize_The number of Telegram Stars that were split between giveaway winners; for Telegram Star giveaways only.
Optionalunclaimed_Number of undistributed prizes.
Optionalwas_True, if the giveaway was canceled because the payment for it was refunded.
Total number of winners in the giveaway.
List of up to 100 winners of the giveaway.
Point in time (Unix timestamp) when winners of the giveaway were selected.
This object represents a message about the completion of a giveaway with public winners.
See
Telegram Bot API: GiveawayWinners