Examine source code of Come Here Tiger

{
  "theme": {
    "images": {
      "theme_frame": "2.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Come Here Tiger",
  "manifest_version": 2,
  "description": "I love animals and nature. Enjoy! Visit <a href=\"https://outgoing.prod.mozaws.net/v1/9125d4492af453db47e40e6d1c1648503c5b54e0429087ad99505b5a221cdcfc/http%3A//www.VideoEcards.us\" rel=\"nofollow\">www.VideoEcards.us</a> and send an inspiring video eCard today!"
}