Examine source code of Flexible Packaging

{
  "name": "Abstract Colour",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "1000050024.jpg"
    },
    "colors": {
      "frame": "rgba(235, 33, 211, 1)",
      "tab_background_text": "rgba(105, 21, 85, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "toolbar_field": "rgba(0, 0, 0, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{2469de1c-8c81-4a0b-b605-24d8d70d1fbb}"
    }
  }
}