The exchange rates list uses your settlement currency as base currency.
The quotes lists have a currency, bid and ask fields.
|Field||Description||Type / Values||Notes|
|currency||Crypto currency being quoted||string|
|ask||Amount of quote_currency needed to buy one full unit of the crypto currency||string|
|bid||Amount of quote_currency obtained for the sell of one full unit of the crypto currency||string|
These values should only be used to present estimations to the customers.
The exchange rate may vary when an order is created. Only created order rates will be applied on crypto buy/sell operations.