tx 0xaa22c083d6a1865d84dabb39394f54435bcaf0a43ebf4c35cf00e44ac8fd4c6cCopy

payload

{
  "PlaceOrder": {
    "side": "Short",
    "size": 311931500,
    "price": 603000000,
    "market_id": 5,
    "post_only": true,
    "stop_loss": null,
    "account_id": 42,
    "order_type": "Limit",
    "reduce_only": false,
    "take_profit": null,
    "time_in_force": "GTC",
    "trigger_price": null
  }
}