a <code>TApiEntityKey</code></li>
</ul>
</li>
</ul>
</section>
</div>

<p>You should finaly end with something like:</p>
<pre><code class="lang-csharp">optionalResult.Match(result =&gt;
{
    // Oh yeah, you get a result!
}, e =&gt;
{
    // Oh no, something went wrong!
});
</code></pre>

</article>

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