The subscription shows the general setup and statistics of the market. It shows the value of the smallest transaction we can make and the precision of the amount, rate and price. The precision of the amount (amountPrecision) determines how accurately we can determine the quantity of the first currency to buy or sell, the precision of the price (pricePrecision) determines the number of decimal places to which the result of our transaction will be rounded or how accurately we can determine the quantity of the second currency, the precision of the rate (ratePrecision) determines the number of decimal places of the rate with which we want to place an offer. Rate precision can vary over time depending on the exchange rate for a particular currency market. The precisions of amount (amountPrecision) and price (pricePrecision) stay unchanged. The Ticker also returns the current best bid and ask, as well as the last and the previous transaction price.
