[
  {
    "id": 1,
    "priority": 1,
    "condition": {
      "initiatorDomains": ["4399.com"],
      "urlFilter": "|*.swf",
      "resourceTypes": ["xmlhttprequest"]
    },
    "action": {
      "type": "modifyHeaders",
      "responseHeaders": [
        {
          "header": "Access-Control-Allow-Origin",
          "operation": "set",
          "value": "https://www.4399.com"
        }
      ]
    }
  }
]