text: from datetime import datetime
  
  from . import base, fields
  
  
  class VoiceChatScheduled(base.TelegramObject):
      """
      This object represents a service message about a voice chat scheduled in the chat.
  
      https://core.telegram.org/bots/api#voicechatscheduled
      """
  
      start_date: datetime = fields.DateTimeField()
  