public function get_supported_types() {
		/**
		 * Filters the supported notification types
		 *
		 * The dynamic portion of this filter, `$this->id`, refers to the notification trigger identifier.
		 *
		 * @param string[]                              An array of supported types for the notification.
		 * @param string                                The notification type [basic|email].
		 * @param LLMS_Abstract_Notification_Controller The notification controller instance.
		 */
		return apply_filters( "llms_notification_{$this->id}_supported_types", $this->set_supported_types(), $this );
	}