Examine source code of Amz Tag Cleaner

{
  "manifest_version": 2,
  "name": "AmazTag",
  "version": "3.0",
  "description": "Bereinigt Amazon-Links",
  "permissions": [
    "tabs",
    "*://*.amazon.de/*",
    "*://*.amazon.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f7834a1e-0672-4c95-b02f-c65b9577b7ca}"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://www.amazon.de/*",
        "*://www.amazon.com/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ]
}