Bot can trade by any pair, by ping-pong system, you can set buy and sell range from current price, after first complete order it start new order by setted step from last order price, for example you set sell range at 0.02 and buy range to 0.01, the first order is sell BCH/BTC at 0.1238, so second order will be buy at 0.1138, the third order will be 0.1338 etc...
Also it can trade by list of orders.
You can open orders manualy.
APIKey and ApiSecret is necessary for connecting to EXMO.ME trading server. This information will be stored on Your device in encrypted form and will be used only for EXMO.ME security requests signing.
The bot is in developing, all wishes is wellcome.