qmk_firmware/keyboards/jian/handwired/info.json

{
    "keyboard_name": "Huma",
    "usb": {
        "device_version": "0.1.0"
    },
    "matrix_pins": {
        "cols": ["F4", "F5", "F6", "F7", "B1", "B3", "B2", "B4", "E6", "D7", "C6", "D4", "D0", "D1"],
        "rows": ["D3", "D2", "B5", "B6"]
    },
    "diode_direction": "COL2ROW",
    "processor": "atmega32u4",
    "bootloader": "caterina"
}