code: public ServiceCall<Corpora> listCorpora(ListCorporaOptions listCorporaOptions) {
      Validator.notNull(listCorporaOptions, "listCorporaOptions cannot be null");
      String[] pathSegments = { "v1/customizations", "corpora" };
      String[] pathParameters = { listCorporaOptions.customizationId() };
      RequestBuilder builder = RequestBuilder.get(RequestBuilder.constructHttpUrl(getEndPoint(), pathSegments,
          pathParameters));
      Map<String, String> sdkHeaders = SdkCommon.getSdkHeaders("speech_to_text", "v1", "listCorpora");
      for (Entry<String, String> header : sdkHeaders.entrySet()) {
        builder.header(header.getKey(), header.getValue());
      }
      builder.header("Accept", "application/json");
      return createServiceCall(builder.build(), ResponseConverterUtils.getObject(Corpora.class));
    }
docs: List corpora.
  
  Lists information about all corpora from a custom language model. The information includes the total number of
  words and out-of-vocabulary (OOV) words, name, and status of each corpus. You must use credentials for the instance
  of the service that owns a model to list its corpora.
  
  **See also:** [Listing corpora for a custom language
  model](https://cloud.ibm.com/docs/services/speech-to-text/language-corpora.html#listCorpora).
  
  @param listCorporaOptions the {@link ListCorporaOptions} containing the options for the call
  @return a {@link ServiceCall} with a response type of {@link Corpora}