if err != nil {
		return encryptedETag
	}
	etagBytes, err := objectKey.UnsealETag(encBytes)
	if err != nil {
		return encryptedETag
	}
	return hex.EncodeToString(etagBytes)
}

// GetDecryptedRange - To decrypt the range (off, length) of the
// decrypted object stream, we need to read the range (encOff,
// encLength) of the encrypted object stream to decrypt it, and