Examine source code of Entrepreneur Tab

{
  "manifest_version": 2,
  "name": "Entrepreneur Tab",
  "short_name": "ET",
  "description": "Entrepreneur reminders on each new tab you open.",
  "author": "Benkco",
  "version": "1.0.0",
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "icons": {
    "16": "icons/entrepreneur-tab-16.png",
    "32": "icons/entrepreneur-tab-32.png",
    "48": "icons/entrepreneur-tab-48.png",
    "128": "icons/entrepreneur-tab-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{77a18733-f4e9-4b1c-980a-3f98f5b4a24d}"
    }
  }
}