qmk_firmware/keyboards/jian/nsrev2/info.json

{
    "keyboard_name": "Huma",
    "usb": {
        "device_version": "2.1.0"
    },
    "matrix_pins": {
        "cols": ["D3", "D2", "B4", "F6", "F7", "B2"],
        "rows": ["F4", "F5", "B1", "B3", "D1", "D0", "D7", "E6"]
    },
    "diode_direction": "COL2ROW",
    "backlight": {
        "pin": "C6",
        "levels": 5,
        "breathing": true
    },
    "qmk_lufa_bootloader": {
        "esc_input": "B1",
        "esc_output": "D3"
    },
    "processor": "atmega32u4",
    "bootloader": "qmk-dfu"
}