@classmethod
def make_config_for_update_event(cls, url, mac):
    """Create local push notification for update sensor data."""
    content = ('{"name":"{0}","id":{1},"temp":{2},' +
        '"cap":{3},"lux":{4},"mac":"' + mac + '"}')
    return cls.make_post_local('update', url, content)
