def METHOD_NAME() -> None:
    """Check if Signature Verification works."""
    with open(os.path.join(data_dir, 'bad-message.json'), encoding='utf-8') as file:
        data = file.read()
    # Decode the JSON
    message = json.loads(data)
    validator = aws_ses.SnsValidator(
        ['arn:aws:sns:ap-south-1:817922165072:ses-events-for-hasgeek_dot_com']
    )
    # Checks
    validator.check(message, aws_ses.SnsValidatorChecks.SIGNATURE_VERSION)
    validator.check(message, aws_ses.SnsValidatorChecks.CERTIFICATE_URL)
    validator.check(message, aws_ses.SnsValidatorChecks.TOPIC)
    with pytest.raises(aws_ses.SnsValidatorError):
        validator.check(message, aws_ses.SnsValidatorChecks.SIGNATURE)