code: @Override
      public SupportedLanguagesResponse getSupportedLanguages(String endpoint) throws HttpRosetteAPIException  {
          if (DOC_ENDPOINTS.contains(endpoint) || NAME_DEDUPLICATION_SERVICE_PATH.equals(endpoint)) {
              return sendGetRequest(urlBase + endpoint + SUPPORTED_LANGUAGES_SUBPATH, SupportedLanguagesResponse.class);
          } else {
              return null;
          }
      }
docs: Gets the set of language and script codes supported by the specified Rosette API endpoint.
  
  @return SupportedLanguagesResponse
  @throws HttpRosetteAPIException for an error returned from the Rosette API.