def METHOD_NAME(s3_object_handler_fn_arn, regular_bucket_name):
    payload = {"bucket": regular_bucket_name, "key": "plain.txt.gz", "transform_gzip": True, "in_place": True}
    result = get_lambda_result_payload(s3_object_handler_fn_arn, payload)
    assert result.get("body") == "hello world"