Examine source code of Hell City Lovers

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Header2_HeartSkulls.jpg"
    },
    "colors": {
      "frame": "#1a0606",
      "tab_background_text": "#f24bac"
    }
  },
  "version": "2.0",
  "name": "Hell City Lovers",
  "manifest_version": 2,
  "description": "Show them all how much love you have with this cute heart persona from Hell City!"
}