Examine source code of EZEYE

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "nightlight",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(108, 108, 81)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(236, 236, 178)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgb(244, 244, 224)",
      "toolbar_field_text": "rgb(3, 69, 43)",
      "tab_line": "rgb(129, 248, 203)",
      "popup": "rgb(236, 236, 178)",
      "popup_text": "rgb(22, 56, 43)",
      "tab_loading": "rgb(129, 248, 203)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{bfc37ad9-29a8-49e2-957d-03a47b307e93}"
    }
  }
}