string(2) "[]" array(5) { [0]=> array(4) { ["type"]=> string(5) "range" ["key"]=> string(5) "price" ["from"]=> string(1) "0" ["to"]=> string(2) "24" } [1]=> array(3) { ["type"]=> string(5) "terms" ["key"]=> string(8) "varietal" ["value"]=> array(2) { [0]=> string(5) "Rhone" [1]=> string(5) "Blend" } } [2]=> array(4) { ["type"]=> string(5) "range" ["key"]=> string(7) "vintage" ["from"]=> string(4) "1990" ["to"]=> string(4) "1999" } [3]=> array(3) { ["type"]=> string(5) "terms" ["key"]=> string(6) "region" ["value"]=> array(1) { [0]=> string(7) "Austria" } } [4]=> array(3) { ["type"]=> string(5) "range" ["key"]=> string(8) "quantity" ["from"]=> int(1) } }