Gets this client's suppression list.

def suppressionlist(self, page=1, page_size=1000, order_field="email", order_direction="asc"):
        """Gets this client's suppression list."""
        params = {
            "page": page,
            "pagesize": page_size,
            "orderfield": order_field,
            "orderdirection": order_direction}
        response = self._get(self.uri_for("suppressionlist"), params=params)
        return json_to_py(response)