- u -

• until_date : telebot_chat_member
• update_id : telebot_update
• update_type : telebot_update
• url : telebot_message_entity , telebot_webhook_info
• user : telebot_chat_member , telebot_message_entity , telebot_poll_answer
• user_id : telebot_contact
• username : telebot_chat , telebot_user