title: A post request with custom parameters in SWIFT
body: <p>I got a problem with Alamofire post request what if I have a parameters like :</p>
  
  <pre><code>let parameters = [
      "foo": "bar",
      "baz": ["a", 1],
      "qux": [
          [["x": 1],["y": 2]],
          [["x": 1],["y": 2]],
          [["x": 1],["y": 2]]
      ]
  ]
  
  Alamofire.request(.POST, "http://httpbin.org/post", parameters: parameters)
  </code></pre>
  
  <p>the post request won't work ! do you have any idea how to solve that ?</p>