tracking_data = $tracking_data; } /** * Hooks. */ public function hooks() { add_filter( 'wpdesk_tracker_data', [ $this, 'add_tracking_data' ], self::TRACKER_DATA_FILTER_PRIORITY ); } /** * Add pro features data to tracker. * * @param mixed $data . * * @return array */ public function add_tracking_data( $data ): array { $data['flexible_shipping']['pro_features_visible'] = $this->tracking_data->get_tracking_data(); return $data; } }