Array
(
    [0] => Array
        (
            [filterveld] => merk
            [filterkey] => 37
        )

    [1] => Array
        (
            [filterveld] => model
            [filterkey] => 23
        )

    [2] => Array
        (
            [filterveld] => model
            [filterkey] => Array
                (
                    [0] => 23
                )

        )

    [3] => Array
        (
            [filterveld] => rve_caption
            [filterkey] => Array
                (
                    [0] => 1462
                    [1] => 26376
                    [2] => 26375
                    [3] => 2114
                    [4] => 11283
                    [5] => 22955
                    [6] => 1619
                    [7] => 1613
                    [8] => 1614
                    [9] => 1878
                    [10] => 1879
                )

        )

    [4] => Array
        (
            [filterveld] => kleur
            [filterkey] => 6
        )

    [5] => Array
        (
            [filterveld] => seizoen_groep
            [filterkey] => 33
        )

)