Get open, high, low, close, volumefrom and volumeto from the daily historical data.The values are based on 00:00 GMT time. It uses BTC conversion if data is not available because the coin is not trading in the specified currency. If you want to get all the available historical data, you can use limit=2000 and keep going back in time using the toTs param. You can then keep requesting batches using: &limit=2000&toTs={the earliest timestamp received}.