public function getSubMenu($menuName, $level = 1)
    {
        $currentParent = false;

        $mainMenuIterator = $this->getFullMenu($menuName);

        if (!$mainMenuIterator) {
            return false;
        }

        foreach ($mainMenuIterator as $menuItem) {
            if ($this->currentPath === $menuItem->getPath()
                || $this->currentPath === $menuItem->getInternalUrl()
            ) {
                $currentParent = $menuItem->getParentByLevel($level);
            }
        }

        if (!$currentParent) {
            return false;
        }

        $menuIterator = $this->menuManager->getChildrenByStatus(
            $currentParent,
            false,
            null,
            'ASC',
            false,
            $this->viewStatus
        );

        return $menuIterator;
    }