title: Read JSON file with Swift 3
body: <p>I have a JSON file called <em>points.json</em>, and a read function like:</p>
  
  <pre><code>private func readJson() {
      let file = Bundle.main.path(forResource: "points", ofType: "json")
      let data = try? Data(contentsOf: URL(fileURLWithPath: file!))
      let jsonData = try? JSONSerialization.jsonObject(with: data!, options: []) as! [String:Any]
      print(jsonData)
  }
  </code></pre>
  
  <p>It does not work, any help?</p>