{
  "parent": "builtin/image",
  "image": "customloadingscreen:textures/generic/white.png",
  "position_type": "BOTTOM_LEFT",
  "offset_pos": "BOTTOM_LEFT",
  "colour": "0xFF_77_77_FF",
  "position": {
    "x": "0",
    "y": "0",
    "width": "screen_width * percentage",
    "height": "5"
  },
  "texture": {
    "x": "0",
    "y": "0",
    "width": "1",
    "height": "1"
  }
}