Examine source code of Paywall-blocker-TUX

{
  "name": "Paywall-blocker-TUX",
  "version": "1.8",
  "description": "Remove paywall from newsletters",
  "icons": {
    "16": "icons/icon_16.png",
    "48": "icons/icon_48.png",
    "128": "icons/icon_128.png"
  },
  "manifest_version": 2,
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "browsingData",
    "tabs",
    "*://*.demorgen.be/*",
    "*://*.tijd.be/*",
    "*://*.twipecloud.net/*",
    "*://*.telegraaf.nl/*",
    "*://*.bloomberg.com/*",
    "*://*.bwbx.io/*",
    "*://*.knack.be/*",
    "*://*.gva.be/*",
    "*://*.nieuwsblad.be/*",
    "*://*.standaard.be/*",
    "*://*.1platform.be/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.telegraaf.nl/*"
      ],
      "js": [
        "telegraaf_injector.js"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "*://*.gva.be/cnt/*"
      ],
      "js": [
        "gva_injector.js"
      ],
      "run_at": "document_end"
    },
    {
      "matches": [
        "*://*.nieuwsblad.be/cnt/*"
      ],
      "js": [
        "nieuwsblad_injector.js"
      ],
      "run_at": "document_end"
    },
    {
      "matches": [
        "*://*.standaard.be/cnt/*"
      ],
      "js": [
        "standaard_injector.js"
      ],
      "run_at": "document_end"
    },
    {
      "matches": [
        "*://www.knack.be/*"
      ],
      "js": [
        "knack_inject_code.js"
      ],
      "run_at": "document_end"
    }
  ],
  "web_accessible_resources": [
    "nieuwsblad_injector.js",
    "nieuwsblad_injection_code.js",
    "gva_injector.js",
    "gva_injection_code.js",
    "knack_inject_code.js",
    "telegraaf_inj.js",
    "telegraaf_injector.js"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{674020f1-6689-4db5-b1b7-acfb1251d407}"
    }
  }
}