qmk_firmware/keyboards/0_sixty/underglow/keyboard.json

{
    "keyboard_name": "0-Sixty-underglow",
    "usb": {
        "pid": "0x0061"
    },
    "features": {
        "rgblight": true
    },
    "ws2812": {
        "pin": "B6"
    },
    "rgblight": {
        "led_count": 24,
        "max_brightness": 185,
        "animations": {
            "breathing": true,
            "rainbow_mood": true,
            "rainbow_swirl": true,
            "snake": true,
            "knight": true,
            "christmas": true,
            "static_gradient": true,
            "rgb_test": true,
            "alternating": true,
            "twinkle": true
        }
    }
}