qmk_firmware/keyboards/aplyard/aplx6/rev2/info.json

{
    "usb": {
        "pid": "0x0040",
        "device_version": "0.0.2"
    },
    "encoder": {
        "rotary": [
            {"pin_a": "F5", "pin_b": "F4"}
        ]
    },
    "processor": "atmega32u4",
    "bootloader": "caterina"
}