title: How to parse following JSON string in Objective-C
body: <p>I have JSON string of following format, which need to be parsed in objective-c</p>
  
  <pre><code>[{"image":"&lt;link_to_image&gt;",
    "pic-number":"2862",
    "n-lines":5,
    "default":"[{"line_1":"one!"},
                {"line_2":"two"},
                {"line_3":"three"},
                {"line_4":"four"},
                {"line_5":"five"}]"
  }, 
  ... ]
  </code></pre>
  
  <p>The length of default array may vary for each item.</p>