Tick</span></code> rpc, inside the <code class="docutils literal notranslate"><span class="pre">TickRequest</span></code> protobuf message.</p></li>
<li><p>Example: see the <a class="reference internal" href="../../python/examples/remote_mission_service/README.html"><span class="doc">hello_world_mission_service</span></a> python example.</p></li>
</ul>
</section>
<section id="area-callback-services">
<h3><strong>Area Callback</strong> services<a class="headerlink" href="#area-callback-services" title="Perma