title: Turning a json string into a URL encoded string (Rails)
body: <p>How I convert this json var</p>
  
  <pre><code>email = {"email":"name@gmail.com"}
  </code></pre>
  
  <p>into this encoded string?</p>
  
  <pre><code>%7B%22email%22%3A%22name%40gmail.com%22%7D
  </code></pre>