curl -H "x-api-key: YOUR_API_KEY" \
  "https://trade.predexon.com/api/users/550e8400-e29b-41d4-a716-446655440000/orders"

{
  "orders": [
    {
      "orderId": "0x1234567890abcdef...",
      "venue": "polymarket",
      "marketIdentifier": "polymarket:71321045679252...",
      "tokenId": "71321045679252...",
      "side": "buy",
      "outcome": "Yes",
      "size": "100.00",
      "price": "0.65",
      "status": "open",
      "createdAt": "2024-01-15T10:30:00.000Z"
    },
    {
      "orderId": "0xd34f...a789",
      "venue": "predict",
      "marketIdentifier": "predict:46954:103210916722172747942846166716572235061234589599991001208035034049741504775450",
      "tokenId": "103210916722172747942846166716572235061234589599991001208035034049741504775450",
      "side": "buy",
      "outcome": "Nuggets",
      "size": "3.0",
      "price": "0.4000",
      "status": "open",
      "createdAt": ""
    }
  ]
}