title: How to Match a JSON Sub Element with REGEX
body: <p>If I have the following JSON, How can I regex match the <code>PI:</code> Element?</p>
  <p>I want to extract <code>PI : { item:1232, Item2:243... }</code></p>
  <pre class="lang-json prettyprint-override"><code>{
  Isogen:531,
  Nocxium:151,
  Zydrine:0,
  Megacyte:0,
  Morphite:0,
  PI:{
  Gleaming Alloy:660,
  Condensed Alloy:618,
  Opulent Compound:772,
  Reactive Metals:140,
  Crystal Compound:719,
  },
  Item Name:MK5 Interdiction Spehere,
  Skill Module:5/4/0,
  Production Cost:600000,
  Qty Per BP:3,
  Material Efficiency:104
  }
  </code></pre>