s="c1"></span>	<span id="ExtendedAgent.Extension"><span class="nf">Extension</span></span><span class="p">(</span><span class="nx">extensionType</span> <a href="https://pkg.go.dev/builtin#string"><span class="kt">string</span></a><span class="p">,</span> <span class="nx">contents</span> <span class="p">[]</span><a href="https://pkg.go.dev/builtin#byte"><span class="kt">byte</span></a><span class="p">)</span> <span class="p">([]</span><a href="https://pkg.go.dev/builtin#byte"><span class="kt">byte</span></a>