Examine source code of Dragon Money

{
  "manifest_version": 2,
  "name": "Dragon Money",
  "version": "1.0",
  "description": "Money money money money",
  "icons": {},
  "content_scripts": [
    {
      "matches": [
        "*://drgn.to/crash"
      ],
      "js": [
        "DragonMoney.js"
      ]
    }
  ]
}