List open positions

Example response

{
  "results": [
    {
      "average_entry_price": "29001.34",
      "average_entry_price_usd": "29001.34",
      "average_exit_price": "29001.34",
      "cached_funding_index": "1234.3",
      "closed_at": 1681493939981,
      "cost": "-10005.4623",
      "cost_usd": "-10005.4623",
      "created_at": 1681493939981,
      "id": "1234234",
      "last_fill_id": "1234234",
      "last_updated_at": 1681493939981,
      "market": "BTC-USD-PERP",
      "realized_positional_funding_pnl": "12.234",
      "realized_positional_pnl": "-123.23",
      "seq_no": 1681471234972000000,
      "size": "-0.345",
      "unrealized_funding_pnl": "12.234",
      "unrealized_pnl": "-123.23"
    }
  ]
}