done populating!
Array
(
    [link_group] => Array
        (
            [0] => Array
                (
                    [link_group_tag] => tag1
                    [link_group_name] => blah 123
                    [link] => Array
                        (
                            [0] => Array
                                (
                                    [link_title] => test link 123
                                    [link_url] => test url 123
                                    [link_description] => 
                                )

                            [1] => Array
                                (
                                    [link_title] => hey link 123
                                    [link_url] => hey url 123
                                    [link_description] => 
                                )

                        )

                )

            [1] => Array
                (
                    [link_group_tag] => tag234
                    [link_group_name] => blah 555
                    [link] => Array
                        (
                            [0] => Array
                                (
                                    [link_title] => test link 232
                                    [link_url] => test url 1234543
                                    [link_description] => 
                                )

                        )

                )

        )

)