private function changePrivacy($data, $processData)
{
$userId = (int) $data['userId'];
$privacyList = $data['privacy'];
foreach ($privacyList as $privacy => $activityKeys) {
foreach ($activityKeys as &$key) {
$key = $userId . ':' . $key;
}
$this->service->setActivityPrivacyByKeyList($activityKeys, $privacy);
}
return true;
}
