docs: private HttpResponse executeDelete(String bucketName, String objectName, Map<String,String> queryParamMap)
      throws InvalidBucketNameException, NoSuchAlgorithmException, InsufficientDataException, IOException,
             InvalidKeyException, NoResponseException, XmlPullParserException, ErrorResponseException,
             InternalException {
      HttpResponse response = execute(Method.DELETE, getRegion(bucketName), bucketName, objectName, null,
                                      queryParamMap, null, 0);
      response.body().close();
      return response;
    }