Examine source code of cold blooded grin

{
  "theme": {
    "images": {
      "theme_frame": "coldbloodedgrinH.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#858585"
    }
  },
  "version": "2.0",
  "name": "cold blooded grin",
  "manifest_version": 2,
  "description": "fullmetal full metal alchemist brotherhood anime manga Hagane no Renkinjutsushi fma fma2 fmab girl female smile smerk mouth lips close up blond hair Olivier Mira Armstrong alchemy mug cold ice queen briggs"
}