Examine source code of OCR Crank

{
  "theme": {
    "images": {
      "theme_frame": "OCRCrankFireFoxSkinHEader.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "OCR Crank",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/47b7cd3d206d14fedfdebdd215401b7a3ea518afd64463c83dec7a66844e7c0b/http%3A//www.onlinecyclereview.com\" rel=\"nofollow\">www.onlinecyclereview.com</a> is dedicated to Mountain Bikes, Road Bikes, Cyclo Cross Bikes, and Commuter Bikes that can be purchases online."
}