"p">[</span><span class="s">"123-AB"</span><span class="p">,</span> <span class="s">"456-CD"</span><span class="p">],</span> <span class="nv">revenue</span><span class="p">:</span> <span class="mf">34.49</span><span class="p">,</span> <span class="nv">orderID</span><span class="p">:</span> <span class="s">"343-315"</span><span class="p">)</span>

<span class="c1">// Tracking items w/ variations in purchases (supported in v2.5.5 and above)</span>
<span class="k">let</span> <span class="nv">purchaseItems</spa