code: public static PredictionEndpoint authenticate(String baseUrl, final String apiKey) {
          ServiceClientCredentials serviceClientCredentials = new ServiceClientCredentials() {
              @Override
              public void applyCredentialsFilter(OkHttpClient.Builder builder) {
              }
          };
          return authenticate(baseUrl, serviceClientCredentials, apiKey);
      }
docs: Initializes an instance of Custom Vision Prediction API client.
  
  @param baseUrl the base URL of the service
  @param apiKey the Custom Vision Prediction API key
  @return the Custom Vision Prediction API client