You need to use the Bangle.js variant of GadgetBridge. Have a look at https://www.espruino.com/Gadgetbridge#http-requests . You can also have a look at https://github.com/espruino/BangleApps/tree/master/apps/owmweather since that does something similar to what you probably want to do.
@halemmerich started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
You need to use the Bangle.js variant of GadgetBridge. Have a look at https://www.espruino.com/Gadgetbridge#http-requests .
You can also have a look at https://github.com/espruino/BangleApps/tree/master/apps/owmweather since that does something similar to what you probably want to do.