def METHOD_NAME(s3_object_handler_fn_arn, versioned_bucket_name):
    key = "plain.txt.gz"
    payload = {
        "bucket": versioned_bucket_name,
        "key": key,
        "version_id": get_object_version(versioned_bucket_name, key),
        "is_gzip": True,
    }
    result = get_lambda_result_payload(s3_object_handler_fn_arn, payload)
    assert result.get("body") == "hello world"