ass="op">(</span><span class="fu">DSOpal</span><span class="fu">::</span><span class="fu"><a href="https://datashield.github.io/DSOpal/reference/Opal.html" class="external-link">Opal</a></span><span class="op">(</span><span class="op">)</span>, <span class="st">"server1"</span>,</span></span>
<span class="r-in"><span>  username <span class="op">=</span> <span class="st">"dsuser"</span>, password <span class="op">=</span> <span class="st">"password"</span>, url <span class="op">=</span> <span class="st">"htt