{
  "defaults": {
    "value": "none"
  },
  "options": [
    { "value": "none", "label": "None", "icon": "▢" },
    { "value": "color", "label": "Color", "icon": "●" },
    { "value": "gradient", "label": "Gradient", "icon": "▦" },
    { "value": "image", "label": "Image", "icon": "▢" },
    { "value": "video", "label": "Video", "icon": "▶" }
  ]
}