curl --request GET \
  --url https://api.hypereth.io/v2/hyperliquid/getOpenOrders \
  --header 'X-API-KEY: <api-key>'

{
  "orders": [
    {
      "id": "1234567890",
      "clientOrderId": "0x1234567890abcdef1234567890abcde0",
      "symbol": "BTC",
      "side": "buy",
      "type": "limit",
      "status": "open",
      "price": "65000.0",
      "amount": "0.01",
      "filled": "0.005",
      "remaining": "0.005",
      "average": "64950.0",
      "reduceOnly": false,
      "positionSide": "LONG",
      "timeInForce": "GTC",
      "stopPrice": null,
      "createdAt": 1710000000000,
      "updatedAt": 1710000001000
    },
    {
      "id": "1234567891",
      "clientOrderId": "0x1234567890abcdef1234567890abcde1",
      "symbol": "ETH/USDT",
      "side": "sell",
      "type": "stop",
      "status": "open",
      "price": "3200.0",
      "amount": "1.0",
      "filled": "0",
      "remaining": "1.0",
      "average": null,
      "reduceOnly": true,
      "positionSide": "SHORT",
      "timeInForce": "GTC",
      "stopPrice": "3250.0",
      "createdAt": 1710000002000,
      "updatedAt": 1710000002000
    }
  ],
  "total": 2,
  "dataTime": 1710000003000
}