docs: def await_scene_loaded(cli, scene_name, is_loaded=DEFAULT_SCENE_LOADED, timeout_seconds=DEFAULT_TIMEOUT_SECONDS):
      """
      Waits for a scene to be loaded based on is_loaded.
      :param cli:
      :param scene_name:
      :param is_loaded: Whether or not to await for loaded state (True | False)
      :param timeout_seconds: How long until this returns with failure
      :return: bool
      """
      message_payload = {
          "scene_name": scene_name,
          "is_loaded": is_loaded,
          "timeout": timeout_seconds
      }
      msg = message.Message("await.unity.scene.loaded", message_payload)
      cli.send_message(msg)
  
      response = cli.read_message()
      verify_response(response)
      return bool(response['payload']['success'])