curl --location 'https://kf.pikabao.cc/agent/v1/cards/list?appid=user123&timestamp=1640995200000&sign=ABC123...'

const params = {
  appid: "user123",
  timestamp: Date.now().toString(),
  all: "true" // 查询所有卡
};

const sign = generateSign(params, secretKey);

const response = await fetch(
  `https://kf.pikabao.cc/agent/v1/cards/list?${new URLSearchParams({...params, sign})}`
);
const data = await response.json();

{
  "code": 0,
  "msg": "",
  "content": [
    {
      "id": "111222333",
      "organization": "VISA",
      "state": 1,
      "number": "5572710152044****",
      "expiryDate": "10/25",
      "cvv": "456",
      "remark": "我的第一张卡",
      "createTime": "2023-01-01 00:00:00",
      "modifyTime": "2023-01-01 00:00:00",
      "cardBalance": "100.00"
    },
    {
      "id": "444555666",
      "organization": "MASTERCARD",
      "state": 1,
      "number": "5572710152055****",
      "expiryDate": "10/25",
      "cvv": "789",
      "remark": "我的第二张卡",
      "createTime": "2023-01-01 00:00:00",
      "modifyTime": "2023-01-01 00:00:00",
      "cardBalance": "200.00"
    }
  ]
}