public function getData(NodeInterface $node = null, array $arguments)
    {
        $data = [];

        foreach ($this->parseListOfIcons() as $iconName) {
            $data['fa-' . $iconName] = [
                'label' => $iconName,
                'icon' => 'fa fa-' . $iconName,
            ];
        }

        return $data;
    }