public function _scope($from, $to, $action)
{
switch ($action) {
case static::ACT_CONVERT_TO_OBJECT:
/* @var $from OrchestrationRule */
$to->scope = $from->getScope();
break;
case static::ACT_CONVERT_TO_ENTITY:
break;
case static::ACT_GET_FILTER_CRITERIA:
return [[]];
}
}