Optional. 0-based identifier of the correct answer option. Available only for polls in the quiz mode, which are closed, or was sent (not forwarded) by the bot or to the private chat with the bot.

optional_t<string_t> explanation¶

Optional. Text that is shown when a user chooses an incorrect answer or taps on the lamp icon in a quiz-style poll, 0-200 characters

optional_t<array_t<message_entity_t>> explanation_entities¶

Optional. Special entities like usernames, URLs, bot commands, etc. that appear in the explanation

optional_t<integer_t> open_period¶

Optional. Amount of time in seconds the poll will be active after creation

optional_t<integer_t> close_date¶

Optional. Point in time (Unix timestamp) when the poll will be automatically closed