class_docstr: Manages interactions between agents on messenger as well as direct interactions
  between agents and the messenger overworld.
code: def restructure_message(self, message):
      message.update(message.get("message", {}))
      return message
  
imports: import logging
  import os
  from parlai.core.agents import create_agent
  import parlai.chat_service.utils.logging
  import parlai.chat_service.utils.server
  from parlai.utils.io import PathManager
  from parlai.chat_service.services.messenger.agents import MessengerAgent
  from parlai.chat_service.core.socket import ChatServiceMessageSocket
  from parlai.chat_service.services.messenger.message_sender import MessageSender
  from parlai.chat_service.core.chat_service_manager import ChatServiceManager
label_desc: Use image node_id 3 for calling the MessengerManager obj's underlying member method code with example usage: obj.restructure_message(message) and returns: message