PollOptionAdded
Describes a service message about an option added to a poll.
Fields
Optional. Message containing the poll to which the option was added, if known. Note that the Message object in this field will not contain the reply\to\message field even if it itself is a reply.
option_persistent_idStringRequiredUnique identifier of the added option
option_textStringRequiredOption text
Optional. Special entities that appear in the option\_text