title: Simple post request with DHC
body: <p>I have a page with just : </p>
  
  <pre><code>&lt;?php
    echo "OK";
    var_dump($_POST);
  </code></pre>
  
  <p>I try to send POST request with DHC, but it's like no data received in my page ...:
  <a href="https://i.stack.imgur.com/lDchW.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/lDchW.png" alt="dhc request"></a></p>