Examine source code of tpb-z

{
  "manifest_version": 2,
  "name": "tpb-z",
  "version": "1.0",
  "description": "Remove TPB ads and highlight new movie titles.",
  "icons": {
    "48": "icon.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.thepiratebay.org/*",
        "*://*.uj3wazyk5u4hnvtk.onion/*"
      ],
      "js": [
        "tpb-z.js"
      ]
    }
  ]
}