Array
(
    [1885] => Array
        (
            [parent_category_id] => 1885
            [parent_category] => Array
                (
                    [id] => 1885
                    [slug] => business-finance
                    [name] => Business and Finance
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => Business
                            [slug] => business
                            [id] => 1886
                        )

                    [1] => Array
                        (
                            [name] => CFA
                            [slug] => cfa
                            [id] => 1895
                        )

                    [2] => Array
                        (
                            [name] => Finance
                            [slug] => finance
                            [id] => 1890
                        )

                    [3] => Array
                        (
                            [name] => Financial Accounting
                            [slug] => financial-accounting
                            [id] => 1887
                        )

                    [4] => Array
                        (
                            [name] => GMAT
                            [slug] => gmat
                            [id] => 1902
                        )

                    [5] => Array
                        (
                            [name] => Managerial Accounting
                            [slug] => managerial-accounting
                            [id] => 1888
                        )

                    [6] => Array
                        (
                            [name] => Series 3
                            [slug] => series-3
                            [id] => 1896
                        )

                    [7] => Array
                        (
                            [name] => Series 6
                            [slug] => series-6
                            [id] => 1897
                        )

                    [8] => Array
                        (
                            [name] => Series 63
                            [slug] => series-63
                            [id] => 1899
                        )

                    [9] => Array
                        (
                            [name] => Series 65
                            [slug] => series-65
                            [id] => 1900
                        )

                    [10] => Array
                        (
                            [name] => Series 66
                            [slug] => series-66
                            [id] => 1901
                        )

                    [11] => Array
                        (
                            [name] => Series 7
                            [slug] => series-7
                            [id] => 1898
                        )

                )

        )

    [1802] => Array
        (
            [parent_category_id] => 1802
            [parent_category] => Array
                (
                    [id] => 1802
                    [slug] => computer-technology
                    [name] => Computer and Technology
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => Microsoft Access
                            [slug] => microsoft-access
                            [id] => 1807
                        )

                    [1] => Array
                        (
                            [name] => Microsoft Excel
                            [slug] => microsoft-excel
                            [id] => 1805
                        )

                )

        )

)