Examine source code of SSB Legacy TE

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#4f4949",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "SSB Legacy TE",
  "manifest_version": 2,
  "description": "Show your Super Smash Bros Legacy TE pride with this amazing Persona! Share it with your friends!\n\nSpecial thanks to David Kimball and his team for making Legacy TE. He worked very hard on it and I appreciate all the effort he put into it.\n\nOfficial Website: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/5e2124dab71f5474a5d73e6606700daf9485b726208c891a78b9dca38c8f1f7e/http%3A//www.smashbroslegacy.com/\">http://www.smashbroslegacy.com/</a>\n\nCheck out the alternate theme! <a rel=\"nofollow\" href=\"https://addons.mozilla.org/addon/ssb-legacy-te-alt\">https://addons.mozilla.org/addon/ssb-legacy-te-alt</a>"
}