Don`t know, if this is 100% correct, but the original software refers to "JMWS JM60 Driver".
This adds basic support for JM60 RGB PCB that was sold by KBDfans https://kbdfans.myshopify.com/ https://www.aliexpress.com/store/product/JM60-RGB60-Custom-mechanical-keyboard-PCB-ANSI/2230037_32810956675.html No support for RGB Backlight yet.