method == 'GET'&quot;
        },
        {
          &quot;value&quot;: &quot;CreateBook&quot;,
          &quot;condition&quot;: &quot;request.url_path == '/books/' &amp;&amp; request.method ==
          'POST'&quot;
        }
      ]
    }
  ]
}

</code></pre></div></div></div><p>If the Stats plugin runs after AttributeGen, it can use <code>istio_operationId</code>
to populate a dimension on a metric.</p><p>The following is an example of response codes being mapped into a smaller
number of response classes