private static function get_notification_details( $notification ) {
		$notifications = array_filter(
			self::$notifications,
			function ( $value ) use ( $notification ) {
				if ( isset( $value['id'] ) && isset( $notification['id'] ) && $value['id'] === $notification['id'] ) {
					return true;
				}

				return false;
			}
		);

		return ! empty( $notifications ) ? reset( $notifications ) : [];
	}