> method, the 
only method in Pushable, must return a <code>[]string</code> containing the <code>json</code> field tags 
of the referenced items within the type.</p>
<h5 id="method-set">Method Set<a class="headerlink" href="#method-set" title="Permanent link">&para;</a></h5>
<div class="codehilite"><pre><span></span><span class="kd">type</span> <span class="nx">Pushable</span> <span class="kd">interface</span> <span class="p">{</span>
    <span class="c1">// the values contained in []string fields returned 