ss="w">    </span><span class="c1">// your setup logic goes here</span>

<span class="w">    </span><span class="c1">// MQTT broker connection (use your data here)</span>
<span class="w">    </span><span class="n">mqtt</span><span class="p">.</span><span class="n">begin</span><span class="p">(</span><span class="s">&quot;192.168.1.50&quot;</span><span class="p">,</span><span class="w"> </span><span class="s">&quot;username&quot;</span><span class="p">,</span><span class="w"> </span><span class="s">&quot;pas