entifier">impl</span><span class="special">-&gt;</span><span class="identifier">_extract_json</span><span class="special">(</span><span class="identifier">ignore_content_type</span><span class="special">);</span> <span class="special">});</span>
    <span class="special">}</span>

    <span class="comment">/// Sets the body of the message to the contents of a byte vector. If the 'Content-Type'</span>
    <span class="keyword">void</span> <span class="identifier">set_body</span><span class="special">(</span>