如何从关联数组中将网站名称检索到php变量中？

Question

下面是数组，第三行的网站名称是，我不能将该网站名称提取到任何变量中？谢谢，我需要在这里循环吗？

Sabai_Addon_Content_Entity Object
(
    [data] => Array
        (
        )

    [_bundleName:protected] => directory_listing
    [_bundleType:protected] => directory_listing
    [_properties:protected] => Array
        (
            [content_post_user_id] => Sabai_Platform_WordPress_UserIdentity Object
                (
                    [_data:protected] => Array
                        (
                            [name] => Adadad Rating
                            [gravatar_default] => monsterid
                            [gravatar_rating] => G
                            [id] => 445
                            [username] => Adadad Rating
                        )

                )

            [content_post_published] => 1510104162
            [content_post_id] => 20481
            [content_post_title] => PayPal
            [content_post_slug] => paypal
        )

    [_contentField:protected] => content_body
    [_contentColumn:protected] => value
    [_fieldValues:protected] => Array
        (
            [directory_claim] => 
            [directory_contact] => Array
                (
                    [0] => Array
                        (
                            [phone] => 
                            [mobile] => 
                            [website] => http://www.paypal.com/
                        )

                )