edX

Array
(
    [_edit_lock] => Array
        (
            [0] => 1444058143:1
        )

    [_edit_last] => Array
        (
            [0] => 1
        )

    [_thumbnail_id] => Array
        (
            [0] => 18
        )

    [_moocandco_provider_cf_website] => Array
        (
            [0] => https://www.edx.org/
        )

    [_moocandco_provider_cf_home] => Array
        (
            [0] => on
        )

)