'pets'</span><span class="punctuation">,</span> <span class="punctuation">{</span>
  <span class="literal-property">fido</span><span class="operator">:</span> <span class="punctuation">{</span><span class="literal-property">species</span><span class="operator">:</span> <span class="string">'dog'</span><span class="punctuation">}</span><span class="punctuation">,</span>
  <span class="literal-property">felix</span><span class="operator">:</span> <span class="punctuation">{</span><span class="literal-property