code: def decrease_user_property(self, user_id, property_name, value=0, headers=None, endpoint_url=None):
          
          endpoint_url = endpoint_url or self._endpoint_url
  
          url = endpoint_url + "/users/" + user_id + "/properties/" + property_name + "/decrease/" + value.__str__()
          headers = headers or self._default_headers(content_type="")
  
          response = requests.post(url, headers=headers)
  
          return response
docs: Decrease a user's property by a value.
  
          :param str user_id: identified user's ID
          :param str property_name: user property name to increase
          :param number value: amount by which to decrease the property
          :param dict headers: custom request headers (if isn't set default values are used)
          :param str endpoint_url: where to send the request (if isn't set default value is used)
          :return: Response