" id=C5_L11></a><a href="#C5_L12" id=C5_L12></a><a href="#C5_L13" id=C5_L13></a><a href="#C5_L14" id=C5_L14></a><a href="#C5_L15" id=C5_L15></a></span></code></pre></div>
<p>In case we want both custom logic and the default behavior for the loading substate,
we can implement the <code>loading</code> action and let it bubble by returning <code>true</code>.</p>
<div class="filename javascript"><div class="ribbon"></div><span>app/routes/user-slow-model.js</span><pre class="language-javascript line-numbers"><co