Examine source code of Appier Photos

{
  "manifest_version": 2,
  "name": "Appier Photos",
  "version": "0.6resigned1",
  "author": "Toomore Chiang",
  "homepage_url": "https://appier.photos/",
  "description": "All about Appier Photos shortcut.",
  "content_security_policy": "default-src *; script-src 'self' 'unsafe-eval'; object-src 'self'; style-src 'unsafe-inline';",
  "icons": {
    "128": "icons/icon_photos.png"
  },
  "permissions": [
    "tabs"
  ],
  "browser_action": {
    "browser_style": true,
    "default_icon": {
      "128": "icons/icon_photos.png"
    },
    "default_title": "Appier Photos",
    "default_popup": "background-page.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{53c89da9-b6b2-436e-84bd-97e10020c2d6}"
    }
  }
}