How to get certain number in this JavaScript array? : <p>I'm new to JavaScript so my array mapping skills are bad, how would I find the assetid which is 47243781293 in this array? Thank you.</p>

<pre><code>    EconItem {
  appid: 440,
  contextid: '2',
  assetid: '4723781293',
  classid: '2674',
  instanceid: '11040547',
  amount: 1,
  missing: false,
  currency: false,
  background_color: '3C352E',
  icon_url: '...',
  icon_url_large: '...',
  tradable: false,
  actions: 
   [ { link: 'http://wiki.teamfortress.com/scripts/itemredirect.php?id=5002&amp;lang=en_US',
       name: 'Item Wiki Page...' } ],
  name: 'Refined Metal',
  name_color: '7D6D00',
  type: 'Level 3 Craft Item',
  market_name: 'Refined Metal',
  market_hash_name: 'Refined Metal',
  commodity: false,
  market_tradable_restriction: 7,
  market_marketable_restriction: 0,
  id: '4723781293',
  fraudwarnings: [],
  descriptions: [],
  owner_descriptions: [],
  owner_actions: [],
  tags: [],
  marketable: false 
}
</code></pre>
