"keyword">const</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">headers_</span><span class="special">;</span> <span class="special">}</span>

  <span class="identifier">string_type</span><span class="special">&amp;</span> <span class="identifier">body</span><span class="special">()</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">body_</span><span class="special">;</span> <span class="special">}</span>
  <sp