Examine source code of Csbc redirector

{
  "description": "Provides a redirect to csbc",
  "manifest_version": 2,
  "name": "Csbc redirector",
  "version": "1.0",
  "icons": {
    "48": "icons/csbc-48.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.csbc.bih.nic.in/*"
      ],
      "js": [
        "script.js"
      ]
    }
  ]
}