n class="hl-1">  </span><span class="hl-0">res</span><span class="hl-1"> </span><span class="hl-5">=&gt;</span><span class="hl-1"> </span><span class="hl-0">console</span><span class="hl-1">.</span><span class="hl-7">log</span><span class="hl-1">(</span><span class="hl-0">res</span><span class="hl-1">)</span><br/><span class="hl-1">);</span><br/><br/><span class="hl-4">// Remove all listeners.</span><br/><span class="hl-0">alchemy</span><span class="hl-1">.</span><span class="hl-0">ws</span><span class="hl-