title: c# Convert string with Emoji to unicode
body: <p>Im getting a string from client side like this:</p>
  
  <pre><code>This is a face&amp;nbsp;&amp;nbsp;:grin:&amp;nbsp;
  </code></pre>
  
  <p>And i need to convert the :grin: to <code>unicode</code> in order to send it to other service.</p>
  
  <blockquote>
    <p>Any clue how to do that?</p>
  </blockquote>