Examine source code of JoeCorrao4EA

{
  "name": "JoeCorrao4EA",
  "manifest_version": 2,
  "version": "11.0",
  "theme": {
    "images": {
      "theme_frame": "4EA_Toolbar01.jpg"
    },
    "colors": {
      "frame": "rgba(0, 0, 0, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(33, 132, 232, 0.78)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(9, 62, 122, 0.78)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{eb8826a1-6962-43c7-aee0-5870fff40bc3}"
    }
  }
}