qmk_firmware/keyboards/kingly_keys/romac/info.json

{
  "keyboard_name": "RoMac",
  "manufacturer": "TheRoyalSweatshirt",
  "url": "",
  "maintainer": "TheRoyalSweatshirt",
  "usb": {
    "vid": "0x4B4B",
    "pid": "0x0001",
    "device_version": "0.0.1"
  },
  "matrix_pins": {
    "cols": ["F7", "B1", "B3"],
    "rows": ["D4", "C6", "D7", "E6"]
  },
  "diode_direction": "COL2ROW",
  "processor": "atmega32u4",
  "bootloader": "caterina",
  "layouts": {
    "LAYOUT": {
	  "layout": [
      {"matrix": [0, 0], "x": 0, "y": 0},
      {"matrix": [0, 1], "x": 1, "y": 0},
      {"matrix": [0, 2], "x": 2, "y": 0},

      {"matrix": [1, 0], "x": 0, "y": 1},
      {"matrix": [1, 1], "x": 1, "y": 1},
      {"matrix": [1, 2], "x": 2, "y": 1},

      {"matrix": [2, 0], "x": 0, "y": 2},
      {"matrix": [2, 1], "x": 1, "y": 2},
      {"matrix": [2, 2], "x": 2, "y": 2},

      {"matrix": [3, 0], "x": 0, "y": 3},
      {"matrix": [3, 1], "x": 1, "y": 3},
      {"matrix": [3, 2], "x": 2, "y": 3}
    ]
	}
  }
}