protected function getStoreTranslation($key, $locale) {
        if( ! isset($this->translations[$locale][$key]) )  {
            $response = $this->apiRequest(
                $this->getAttribute('api_url'), [ 'text' => $key, 'lang' => $locale]
            );

            $response = json_decode($response, true);

            $this->translations[$locale][$key] = $response['text'][0];
        }

        return $this->translations[$locale][$key];
    }