title: Escaping underline in telegram api when parse_mode = Markdown
body: <p>How can I send this text correctly:</p>
  
  <pre><code>$parameters['text'] = 'you must see [example](example.com) or contact with @exmaple_com';
  </code></pre>
  
  <p>if I don't use "Markdown", telegram don't show the above link
  if I use "Markdown", telegram can't handle underline.</p>