Examine source code of Extension

{
  "manifest_version": 2,
  "name": "GOEX Investment Signals",
  "version": "1.2resigned1",
  "description": "Extension for receiving signals about changes in investing",
  "icons": {
    "16": "images/logo_16.png",
    "32": "images/logo_32.png",
    "48": "images/logo_48.png",
    "128": "images/logo_128.png"
  },
  "applications": {
    "gecko": {
      "id": "ff.extension@goex.pro"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "browser_style": true,
    "default_icon": {
      "16": "images/logo_16.png",
      "32": "images/logo_32.png",
      "48": "images/logo_48.png",
      "128": "images/logo_128.png"
    },
    "default_title": "GOEX Investment Signals",
    "default_popup": "popup.html"
  },
  "permissions": [
    "storage",
    "alarms",
    "notifications",
    "*://*/*"
  ]
}