Коллекция SS

Array
(
    [sort1] => Array
        (
            [ELEMENT_SORT_FIELD] => PROPERTY_IS_ACTUAL
            [ELEMENT_SORT_ORDER] => DESC
        )

    [sort2] => Array
        (
            [ELEMENT_SORT_FIELD] => NAME
            [ELEMENT_SORT_ORDER] => ASC
        )

)