def METHOD_NAME(next_link=None):
    if not next_link:
        request = build_list_file_systems_request(
            url=self._config.url,
            prefix=prefix,
            continuation=continuation,
            max_results=max_results,
            request_id_parameter=request_id_parameter,
            timeout=timeout,
            resource=resource,
            version=self._config.version,
            template_url=self.list_file_systems.metadata["url"],
            headers=_headers,
            params=_params,
        )
        request = _convert_request(request)
        request.url = self._client.format_url(request.url)
    else:
        request = HttpRequest("GET", next_link)
        request = _convert_request(request)
        request.url = self._client.format_url(request.url)
        request.method = "GET"
    return request