public function eventAfterUpdate()
    {
        $this->updateNavItemTimesamp();
        if (!empty($this->_olds)) {
            $oldPlaceholderVar = $this->_olds['placeholder_var'];
            $oldPrevId = (int) $this->_olds['prev_id'];
            if ($oldPlaceholderVar != $this->placeholder_var || $oldPrevId != $this->prev_id) {
                $this->reindex($this->nav_item_page_id, $oldPlaceholderVar, $oldPrevId);
            }
            $this->reindex($this->nav_item_page_id, $this->placeholder_var, $this->prev_id);
            Log::add(2, ['tableName' => 'cms_nav_item_page_block_item', 'action' => 'update', 'row' => $this->id, 'pageTitle' => $this->droppedPageTitle, 'blockName' => $this->block->getNameForLog()], 'cms_nav_item_page_block_item', $this->id);
        }
    }