title="Permanent link">&para;</a></h2>
<p><a id="SetCaption"></a></p>
<h3 id="setcaption">SetCaption<a class="headerlink" href="#setcaption" title="Permanent link">&para;</a></h3>
<p>Notifies the platform of the caption for the assistant's most recent utterance.</p>
<h4 id="json-structure">JSON Structure<a class="headerlink" href="#json-structure" title="Permanent link">&para;</a></h4>
<div class="highlight"><pre><span></span><code>{
    &quot;header&quot;: {
        &quot;version&quot;: &quot;4.0&quot;,
  