Examine source code of Firmly rugged

{
  "theme": {
    "images": {
      "theme_frame": "g0224-hanten-irokae-sy-sy.jpg"
    },
    "colors": {
      "frame": "#b1bd75",
      "tab_background_text": "#54ecf7"
    }
  },
  "version": "2.0",
  "name": "Firmly rugged",
  "manifest_version": 2,
  "description": "しっかりと頑丈な。。\n\n\n\ng0224-hanten-irokae-sy-sy●こちらです。　"
}