}
$json = array('refreshed_at'=>$refreshed_at, 'pages'=>$data, 'version'=>$cache_format_version);
$cache_body = json_encode($json, JSON_UNESCAPED_UNICODE + JSON_UNESCAPED_SLASHES);
}
$json = array('refreshed_at'=>$refreshed_at, 'pages'=>$data, 'version'=>$cache_format_version);
$cache_body = json_encode($json, JSON_UNESCAPED_UNICODE + JSON_UNESCAPED_SLASHES);