public function renameTag($accountId, $name, $newName)
{
//update account tags
Account::updateAll(['$set' => ['tags.$.name' => $newName]], ['_id' => $accountId, 'tags.name' => $name]);
Member::renameTag($accountId, $name, $newName);
Campaign::renameTag($accountId, $name, $newName);
$data = ['type' => 'tag_renamed', 'account_id' => $accountId, 'old_name' => $name, 'new_name' => $newName];
$this->notifyModules($data);
}