code: def convert_body(url, body):
          
          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
docs: :return: the url string with extra data in the body
          Extract the data in the body and convert to URL query string