Examine source code of Uskoop Assistant

{
  "name": "Uskoop Assistant",
  "version": "1.0.0.6resigned1",
  "browser_action": {
    "default_icon": "uskoop.png"
  },
  "applications": {
    "gecko": {
      "id": "g636c.life@gmail.com"
    }
  },
  "background": {
    "scripts": [
      "action.js"
    ]
  },
  "externally_connectable": {
    "matches": [
      "https://*.uskoop.co.id/*",
      "https://*.uskoop.com.sg/*",
      "https://*.uskoop.com.ph/*",
      "https://*.uskoopmena.com/*"
    ]
  },
  "permissions": [
    "tabs",
    "http://ip-api.com/",
    "*://*.uskoop.com.sg/*",
    "*://*.uskoop.co.id/*",
    "*://*.uskoopmena.com/*",
    "*://*.uskoop.com.ph/*"
  ],
  "manifest_version": 2
}