>.</span><span class="nx">drives</span><span class="p">.</span><span class="nx">getById</span><span class="p">(</span><span class="s1">&#39;driveId&#39;</span><span class="p">).</span><span class="nx">root</span><span class="p">.</span><span class="nx">children</span><span class="p">.</span><span class="nx">add</span><span class="p">(</span><span class="s1">&#39;New Folder&#39;</span><span class="p">,</span> <span class="o">&lt;</span><span class="nx">IDriveItem</span><span class="o">&gt;</span><span class=