tx 0x259d0ef2bb347b0f5e10173fe870aba34b4e57cd24005b220916da69a4eaf55eCopy

payload

{
  "PlaceOrder": {
    "side": "Short",
    "size": 500000000,
    "price": 21000000,
    "market_id": 1,
    "post_only": false,
    "stop_loss": null,
    "account_id": 31,
    "order_type": "Market",
    "reduce_only": false,
    "take_profit": null,
    "time_in_force": "IOC",
    "trigger_price": null
  }
}