private function convertQuestion(Question $question)
    {
        $questionData = $question->toArray();

        $buttons = Collection::make($question->getButtons())->map(function ($button) {
            if ($button['type'] === 'select') {
                return $button;
            }

            return array_merge([
                'name' => $button['name'],
                'text' => $button['text'],
                'image_url' => $button['image_url'],
                'type' => $button['type'],
                'value' => $button['value'],
            ], $button['additional']);
        })->toArray();
        $questionData['actions'] = $buttons;

        return $questionData;
    }