Telegram Bot API has been updated to version 4.5

What's new:
— Updated MarkdownV2 with support for underlined and strikethrough text.
— Support for nested object MessageEntity.
Support custom roles administrators in group chats.
— The field slow_mode_delay.

core.telegram.org/bots/api-changelog#December-31-2019

#update #BotAPI

Translated using Yandex.API