Examine source code of BTS5555

{
  "name": "BTS",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "6a91a8621a1dabf6af226fb93a3788e1.jpg"
    },
    "colors": {
      "frame": "rgba(227, 229, 232, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)"
    }
  }
}