code: def ReadSerialized(cls, json_string):  # pylint: disable=arguments-differ
      
      if json_string:
        json_dict = json.loads(json_string)
        return cls.ReadSerializedDict(json_dict)
  
      return None
docs: Reads an attribute container from serialized form.
  
      Args:
        json_string (str): JSON serialized attribute container.
  
      Returns:
        AttributeContainer: attribute container or None.