private function convertQuestion(Question $question)
    {
        $buttons = $question->getButtons();
        if ($buttons) {
            return [
                [
                    'type' => 'suggested',
                    'responses' => Collection::make($buttons)->transform(function ($button) {
                        $buttonData = [
                            'type' => 'text',
                            'metadata' => [
                                'value' => $button['value'],
                            ],
                        ];
                        if ($button['image_url']) {
                            $buttonData['type'] = 'picture';
                            $buttonData['picUrl'] = $button['image_url'];
                        } else {
                            $buttonData['body'] = $button['text'];
                        }

                        return $buttonData;
                    })->toArray(),
                ],
            ];
        } else {
            return [[]];
        }
    }