title: Deserialize json that has some property name starting with a number
body: <p>JSON data looks like this</p>
  
  <pre><code>[
      {
          "market_id": "21",
          "coin": "DarkCoin",
          "code": "DRK",
          "exchange": "BTC",
          "last_price": "0.01777975",
          "yesterday_price": "0.01770278",
          "change": "+0.43",
          "24hhigh": "0.01800280",
          "24hlow": "0.01752015",
          "24hvol": "404.202",
          "top_bid": "0.01777975",
          "top_ask": "0.01790000"
      }
  ]
  </code></pre>
  
  <p>Notice these 3 properties here 24high, 24hhlow, and 24hvol
  how do you make a class for that. I need all those properties by the way, not just those 3 properties I mentioned.</p>