Examine source code of SHUFFLE Sage

{
  "theme": {
    "images": {
      "theme_frame": "shuffle_sage_header.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "SHUFFLE Sage",
  "manifest_version": 2,
  "description": "another heroine from SHUFFLE! manga. my 1st persona for SHUFFLE! heroine personal theme with the concept of 'simple is best' :)\n\nshe is Sage, Nirine's mother, a maid who had served king of devil so long. Major character in SHUFFLE! Tick! Tack!\n\nKeywords: anime, manga, Navel, SHUFFLE, Tick! Tack!, Sage"
}