{"NAME":"WL-SW01_10","GPIO":[17,149,0,148,0,0,0,0,21,56,0,0,0],"FLAG":0,"BASE":1}

Manufactured by Blue50 as WL-SW01_10 and also sold as TISHRIC.

Sonoff Basic in a different form factor with the same features.

It contains an ESP8285 chip on a vertical breakout board with all the needed GPIOs broken out and labeled. There are also a couple pads on the board to solder VCC and G.

Devices bought in February 2020 come with a revised PCB where the module is in a different orientation with RX and TX blocked by the capacitor.:

Quickest way to get access to RX and TX pins.