          <div class="language">
                          <p class="aside-title">Swift</p>
                          <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">func</span> <span class="nf">serializeDownload</span><span class="p">(</span><span class="nv">request</span><span class="p">:</span> <span class="kt">URLRequest</span><span class="p">?,</span>
                              <span class="nv">response</span><span class="p">:</span> <span class="kt">HTTPURLRespons