title: json fieldnames spaces
body: <p>I've such a json structure:</p>
  
  <pre><code>info:
  {
  First Name: "Robert",
  Last Name: "Smith"
  }
  </code></pre>
  
  <p>I'm tring to point to data with javascript using something like: "info.First Name"
  I know it's incorrect.
  How can I retrieve those information from the structure I have?</p>
  
  <p>thank</p>