def convert_body(url, body):
        """
        :return: the url string with extra data in the body
        Extract the data in the body and convert to URL query string
        """
        new_url = "%s.Post" % url
        params = json.loads(body)
        for key in params:
            new_url = "%s&%s=%s" % (new_url, key,
                                    re.sub(' ', '%20',
                                           str(params[key])))
        return new_url