Examine source code of The End 2

{
  "name": "The End 2",
  "manifest_version": 2,
  "version": "4.727",
  "theme": {
    "images": {
      "theme_frame": "giphy.gif"
    },
    "colors": {
      "frame": "rgba(0, 0, 0, 1)",
      "tab_background_text": "rgba(255, 207, 237, 1)",
      "toolbar": "rgba(10, 12, 33, 0.86)",
      "bookmark_text": "rgba(255, 207, 237, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0.42)",
      "toolbar_field_text": "rgba(255, 207, 237, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d827bd7a-4bd9-4b84-bc02-e0ce55b73d80}"
    }
  }
}