an class="w"> </span><span class="m">30</span>,
<span class="c1"># if pack_fields not specfied，display all fields except vector fields</span>
<span class="s2">&quot;pack_fields&quot;</span>:<span class="o">[</span><span class="s2">&quot;nickname&quot;</span>,<span class="w"> </span><span class="s2">&quot;price&quot;</span><span class="o">]</span>,
<span class="c1"># default L2</span>
<span class="s2">&quot;metric_type&quot;</span>:<span class="w"> </span>L2
<span class="o">}</span>
</pre></div>
</div>
</s