Examine source code of Page Finder

{
  "manifest_version": 2,
  "name": "My Addon",
  "version": "1.1resigned1",
  "description": "Description here.",
  "icons": {
    "48": "icons/border-48.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://fuscdrmsmc316-fa-ext.us.oracle.com/*"
      ],
      "js": [
        "borderify.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{5f26faf2-69f6-4940-8416-fb9c0bfedde6}"
    }
  }
}