Examine source code of trading piew

{
  "manifest_version": 2,
  "name": "trading piew",
  "version": "1.0",
  "description": "TradingView Demo Trade Extension",
  "content_scripts": [
    {
      "matches": [
        "*://*.tradingview.com/*"
      ],
      "js": [
        "index.js"
      ]
    }
  ]
}