La documentación histórica en la arquitectura

                                stdClass Object
(
    [type] => Magento\Framework\Phrase Object
        (
            [text:Magento\Framework\Phrase:private] => Main content page count
            [arguments:Magento\Framework\Phrase:private] => Array
                (
                )

        )

    [typeonixlist] => 23
    [value] => 148
    [extentunit] => Magento\Framework\Phrase Object
        (
            [text:Magento\Framework\Phrase:private] => Pages
            [arguments:Magento\Framework\Phrase:private] => Array
                (
                )

        )

    [extentunitonixlist] => 24
)