Examine source code of AMZ HAWK

{
  "manifest_version": 2,
  "applications": {
    "gecko": {
      "id": "amzhawkHEKIEKSKJLL@example.com"
    }
  },
  "name": "AMZ HAWK",
  "version": "1.1resigned1",
  "description": "Simple Tool Shows BSR & Listing Date By Mohamed Ali.",
  "browser_action": {
    "default_title": "AMZ HAWK",
    "default_popup": "popup.html",
    "default_icon": {
      "32": "48.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.amazon.com/s*",
        "https://www.amazon.co.uk/s*"
      ],
      "run_at": "document_start",
      "js": [
        "content.js"
      ]
    },
    {
      "matches": [
        "https://www.amazon.de/s*"
      ],
      "run_at": "document_start",
      "js": [
        "amazonde.js"
      ]
    }
  ],
  "icons": {
    "48": "48.png",
    "96": "96.png"
  },
  "permissions": [
    "https://www.amazon.com/",
    "storage"
  ],
  "background": {
    "scripts": [
      "eventPage.js"
    ]
  }
}