array_walk($notifications, function (&$notification) {
if (empty($notification['photo'])) {
$contact = Contact::getByURL($notification['url'], false, ['micro', 'id', 'avatar']);
array_walk($notifications, function (&$notification) {
if (empty($notification['photo'])) {
$contact = Contact::getByURL($notification['url'], false, ['micro', 'id', 'avatar']);