pan class="p">{</span><span class="nt">&quot;type&quot;</span><span class="p">:</span> <span class="s2">&quot;string&quot;</span><span class="p">},</span>
        <span class="nt">&quot;next&quot;</span><span class="p">:</span> <span class="p">{</span><span class="nt">&quot;type&quot;</span><span class="p">:</span> <span class="s2">&quot;string&quot;</span><span class="p">},</span>
        <span class="nt">&quot;first&quot;</span><span class="p">:</span> <span class="p">{</span><span class="nt">&quot;type&q