{"NAME":"Teckin SS31","GPIO":[255,255,255,255,56,57,255,255,21,17,22,255,255],"FLAG":15,"BASE":18}

Tuya-Convert might not be possible for this device if the manufacturer started using newest Tuya firmware since this template was published (2019-12-03).

NOTICE!!! Manufacturer has started using unsupported non-ESP8266 chips recently and this device might not be compatible anymore.

Only one button on the device, to access Relay2 via a button you would need to use a rule to toggle the relay.