def METHOD_NAME(loggroup: str) -> None:
    query_id = wr.cloudwatch.start_query(
        log_group_names=[loggroup], query="fields @timestamp, @message | sort @timestamp desc | limit 5"
    )
    response = wr.cloudwatch.wait_query(query_id=query_id)
    results = response["results"]
    assert len(results) == 5
    assert len(results[0]) == 3