docs: private OAuthWebView.AuthFailure getAuthFailure(Exception e) {
          String error = getString(R.string.boxsdk_Authentication_fail);
          if (e != null) {
              // Get the proper exception
              Throwable ex = e instanceof ExecutionException ?
                      ((ExecutionException) e).getCause() :
                      e;
              if (ex instanceof BoxException) {
                  BoxError boxError = ((BoxException) ex).getAsBoxError();
                  if (boxError != null){
                      if (((BoxException) ex).getResponseCode() == HttpURLConnection.HTTP_FORBIDDEN || ((BoxException) ex).getResponseCode() ==  HttpURLConnection.HTTP_UNAUTHORIZED || boxError.getError().equals("unauthorized_device")   ) {
                          error += ":" + getResources().getText(R.string.boxsdk_Authentication_fail_forbidden) + "\n";
                      } else {
                          error += ":";
                      }
                      error += boxError.getErrorDescription();
                      return new OAuthWebView.AuthFailure(OAuthWebView.AuthFailure.TYPE_AUTHENTICATION_UNAUTHORIZED, error);
                  }
              }
              error += ":" + ex;
          }
          return new OAuthWebView.AuthFailure(OAuthWebView.AuthFailure.TYPE_GENERIC, error);
      }