Array
(
    [0] => Codazon\AjaxLayeredNavPro\Model\Layer\Filter\Category Object
        (
            [item_custom_class] => Array
                (
                    [12] => child
                    [13] => child-2
                    [15] => child-2
                    [17] => child-2
                    [19] => child-2
                    [22] => child-2
                    [34] => child-2
                    [38] => child-2
                    [42] => child-2
                    [44] => child-2
                    [49] => child-2
                    [62] => child-2
                    [69] => child-2
                    [71] => child-2
                    [85] => child-2
                    [31] => child
                    [32] => child-2
                    [47] => child
                    [48] => child-2
                )

        )

)