Examine source code of planetary system

{
  "name": "test theme",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "downloaded_image(7).jpg"
    },
    "colors": {
      "frame": "rgba(255, 255, 255, 1)",
      "tab_background_text": "rgba(77, 51, 31, 1)",
      "toolbar": "rgba(255, 3, 3, 0.25)",
      "bookmark_text": "rgba(98, 153, 136, 1)",
      "toolbar_field": "rgba(61, 37, 37, 0.75)",
      "toolbar_field_text": "rgba(98, 153, 136, 1)",
      "tab_line": "rgba(102, 24, 24, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{3c11dd72-efb3-47ce-bdff-7e0c9300676e}"
    }
  }
}