an class="p">(</span><span class="nv">itemID</span><span class="p">:</span> <span class="kt">String</span><span class="p">,</span> <span class="nv">eventTime</span><span class="p">:</span> <span class="kt">Date</span> <span class="o">=</span> <span class="kt">Date</span><span class="p">(),</span> <span class="nv">completionHandler</span><span class="p">:</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt">Result</span><span class="o">&lt;</span><span class="kt"><a href="../Stru