qmk_firmware/keyboards/handwired/gamenum/info.json

{
  "keyboard_name": "gamenum", 
  "url": "", 
  "maintainer": "qmk", 
  "layouts": {
    "LAYOUT": {
      "layout": [
        {"label":"Fn", "x":0, "y":0}, 
        {"label":"/", "x":1, "y":0}, 
        {"label":"*", "x":2, "y":0}, 
        {"label":"-", "x":3, "y":0}, 
        {"label":"7", "x":0, "y":1}, 
        {"label":"8", "x":1, "y":1}, 
        {"label":"9", "x":2, "y":1}, 
        {"label":"+", "x":3, "y":1, "h":2}, 
        {"label":"4", "x":0, "y":2}, 
        {"label":"5", "x":1, "y":2}, 
        {"label":"6", "x":2, "y":2}, 
        {"label":"1", "x":0, "y":3}, 
        {"label":"2", "x":1, "y":3}, 
        {"label":"3", "x":2, "y":3}, 
        {"label":"0", "x":0, "y":4, "w":2}, 
        {"label":".", "x":2, "y":4}, 
        {"label":"Ent", "x":3, "y":3, "h":2}
      ]
    }
  }
}