Get a list of all blacklist entries.

def get_blacklist_entries(self):
        """Get a list of all blacklist entries.

        """
        get_blacklist_entries_endpoint = Template("${rest_root}/blacklist/${public_key}/")
        url = get_blacklist_entries_endpoint.substitute(rest_root=self._rest_root, public_key=self._public_key)

        response = self.__get_request(url)
        return response["list"]["entry"]