{
  "mode": "high-risk",
  "rules": [
    {
      "id": "wechat-send",
      "decision": "confirm",
      "risk": "message_send_or_publish",
      "pattern": "发送|send",
      "process": "wechat"
    },
    {
      "id": "block-payment",
      "decision": "deny",
      "risk": "purchase_or_payment",
      "pattern": "支付|付款|pay|checkout"
    }
  ]
}