Examine source code of One Piece Yonkou

{
  "theme": {
    "images": {
      "theme_frame": "Yonkouheaderimage.jpg"
    },
    "colors": {
      "frame": "#d1722a",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "One Piece Yonkou",
  "manifest_version": 2,
  "description": "This is a One Piece Persona that I made as support to yonkou fansubs."
}