title: Send colon headers with Postman
body: <p>I want to send some headers to an URL.</p>
  
  <p>I want send These headers to the URL. But when I send these headers, I get an error!.</p>
  
  <ul>
  <li>:authority</li>
  <li>:method</li>
  <li>:path</li>
  <li>:scheme</li>
  </ul>
  
  <p>I want to send with CURL. (Now I want to test with the Postman)</p>
  
  <p>How can I send these headers?</p>