Array
(
    [title] => Array
        (
            [0] => Some Postman
        )

    [artist] => Array
        (
            [0] => The Presidents of the United States of America
        )

    [album] => Array
        (
            [0] => Love Everybody
        )

    [recording_time] => Array
        (
            [0] => 2004
        )

    [track_number] => Array
        (
            [0] => 2
        )

    [content_type] => Array
        (
            [0] => Rock
        )

    [year] => Array
        (
            [0] => 2004
        )

)