Examine source code of Grease Live

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#f2f2f2"
    }
  },
  "version": "2.0",
  "name": "Grease Live",
  "manifest_version": 2,
  "description": "Design features Vanessa Hudgens, Julianne Hough &amp; Aaron Tveit as Rizzo, Sandy, &amp; Danny Zuko from the live musical Grease.\n<a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/065b4873fc5d0d32f53e322406ce2fc2633c9a39a243e5fd130f04a8e4f18933/http%3A//www.fox.com/grease-live\">http://www.fox.com/grease-live</a>\n\nLeather stock credit:  <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/4d6300c8933d5c6ca676eb9fc00e9cd5321d66c315aa5132b644265876672984/http%3A//www.publicdomainpictures.net/\">http://www.publicdomainpictures.net/</a>"
}