n class="special">{</span>
        <span class="comment">// If this is not a form upload then use a string_body</span>
        <span class="keyword">if</span><span class="special">(</span> <span class="identifier">req0</span><span class="special">.</span><span class="identifier">get</span><span class="special">()[</span><span class="identifier">field</span><span class="special">::</span><span class="identifier">content_type</span><span class="special">]</span> <span class="special">!=</span> <span class="st