april 27 1<pre>Array
(
    [node1] => Array
        (
            [param1] => a
            [param2] => b
            [param3] => c
            [child] => Array
                (
                    [node_1] => Array
                        (
                            [param1] => g
                            [child] => Array
                                (
                                    [node_2] => Array
                                        (
                                            [param1] => 10
                                            [param2] => 20
                                        )

                                )

                        )

                )

        )

)
</pre>