It can be deployed normally on AWS

![image](https://user-images.githubusercontent.com/38454210/78279329-f1528180-7549-11ea-8aec-ba9620a16609.png)

![image](https://user-images.githubusercontent.com/38454210/78279477-25c63d80-754a-11ea-92bc-313e7950424c.png)


if method == 'POST' and path == '/':
            
            data = aws_stack.fix_account_id_in_arns(data, colon_delimiter='%3A')
            aws_stack.fix_account_id_in_arns(response)
            
            search = r'<entry><key>[^<]+</key>\s*<value>\s*None\s*</[^>]+>\s*</entry>'
            response_regex_replace(response, search, '')
            
            req_data = urlparse.parse_qs(to_str(data))
            req_action = req_data['Action'][0]
            if req_action == 'Subscribe' and response.status_code < 400:
                response_data = xmltodict.parse(response.content)
                topic_arn = (req_data.get('TargetArn') or req_data.get('TopicArn'))[0]
                filter_policy = (req_data.get('FilterPolicy') or [None])[0]
                attributes = get_subscribe_attributes(req_data)
                sub_arn = response_data['SubscribeResponse']['SubscribeResult']['SubscriptionArn']
                do_subscribe(
                    topic_arn,
                    req_data['Endpoint'][0],
                    req_data['Protocol'][0],
                    sub_arn,
                    attributes,
                    filter_policy
                )
            if req_action == 'CreateTopic' and response.status_code < 400: