The list of chats which the user must join to participate in the giveaway
winners_selection_date: number
Point in time (Unix timestamp) when winners of the giveaway will be selected
winner_count: number
The number of users which are supposed to be selected as winners of the giveaway
optional
only_new_members: true
True, if only users who join the chats after the giveaway started should be eligible to win
optional
has_public_winners: true
True, if the list of giveaway winners will be visible to everyone
optional
prize_description: string
Description of additional giveaway prize
optional
country_codes: string[]
A list of two-letter ISO 3166-1 alpha-2 country codes indicating the countries from which eligible users for the giveaway must come. If empty, then all users can participate in the giveaway. Users with a phone number that was bought on Fragment can always participate in giveaways.
optional
prize_star_count: number
The number of Telegram Stars to be split between giveaway winners; for Telegram Star giveaways only
optional
premium_subscription_month_count: number
The number of months the Telegram Premium subscription won from the giveaway will be active for; for Telegram Premium giveaways only