in rdklib/evaluator.py [0:0]
def init_event(event, client_factory):
invoking_event = json.loads(event['invokingEvent'])
if not invoking_event['messageType'] == 'OversizedConfigurationItemChangeNotification':
return invoking_event
config_client = client_factory.build_client('config')
change_notification = inflate_oversized_notification(config_client, invoking_event)
return change_notification