Removes all pinned messages from a topic in a forum supergroup chat or a chat with a bot with topics; requires can_pin_messages member right in the supergroup. Request type for Tdjson#unpinAllForumTopicMessages.
Identifier of the chat.
Forum topic identifier in which messages will be unpinned.
Removes all pinned messages from a topic in a forum supergroup chat or a chat with a bot with topics; requires can_pin_messages member right in the supergroup. Request type for Tdjson#unpinAllForumTopicMessages.