al" href="#actions" id="toc-entry-6">actions</a></li>
<li><a class="reference internal" href="#extensions" id="toc-entry-7">extensions</a><ul>
<li><a class="reference internal" href="#authentication" id="toc-entry-8">authentication</a></li>
</ul>
</li>
<li><a class="reference internal" href="#request-string" id="toc-entry-9">request string</a></li>
<li><a class="reference internal" href="#credits" id="toc-entry-10">credits</a></li>
</ul>
</div>
<div class="section" id="introduction">
<h1>introduction</h1>
<