 stanza of config defines a <em>handler</em> named <code>newhandler</code>. The handler <code>spec</code> configures how the <code>stdio</code> adapter code processes received <code>logentry</code> instances. The <code>severity_levels</code> parameter controls how <code>logentry</code> values for the <code>severity</code> field are mapped to supported logging levels. Here, the value of <code>"warning"</code> is mapped to the <code>WARNING</code> log level. The <code>outputAsJson</code> parameter directs the