The Wayback Machine - https://web.archive.org/web/20190916061146/https://developer.jetpack.com/module/notes/

    Browsing hooks for feature: Notifications

    a8c_wpcom_masterbar_enqueue_rtl_notification_styles

    hook (filter): Can be used to force Notifications to display in RTL style.

    Related to Modules:
    Source: modules/notes.php:118