Array
(
    [0] => Array
        (
            [product_id] => 536
            [category_id] => 149
        )

    [4] => 350
    [5] => 351
    [6] => 352
    [28] => 344
    [29] => 348
    [30] => 349
    [31] => 76
    [32] => 291
    [33] => 24
    [34] => 149
    [35] => 150
    [136] => 73
    [137] => 74
    [138] => 75
    [139] => 85
    [140] => 333
    [141] => 152
    [142] => 153
    [143] => 154
    [144] => 156
    [145] => 157
    [146] => 159
    [147] => 166
    [148] => 167
    [149] => 168
    [150] => 169
)