title: get JSON fields without loop
body: <p>Is there any way to store each of the <code>openAsk</code> values in an array below without looping through every one?</p>
  
  <pre><code>require 'httparty'
  response =HTTParty.get("https://api-fxtrade.oanda.com/v1/candles?instrument=EUR_USD&amp;count=500&amp;candleFormat=bidask&amp;granularity=H1&amp;dailyAlignment=0&amp;alignmentTimezone=America%2FNew_York")
  
  puts response['candles'][0]['openAsk']
  puts response['candles'][1]['openAsk']
  .....
  </code></pre>