title: CURL syntax error
body: <p>I am trying to use CURL to put JSON data in my request by using this syntax:</p>
  
  <pre><code>curl -X POST -H "Content-Type: application/json" -d '{"firstName":"First", "lastName":"last", "email":"user@xyz.com", "username":"user1", "password":"pass1"}' 127.0.0.1:3001/users
  </code></pre>
  
  <p>now the CMD is showing this error:
  <a href="https://i.stack.imgur.com/cIVis.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/cIVis.png" alt="as you can see"></a></p>
  
  <p>Please help!</p>