tx 0xfbfd0548964e0e1a00e9026afc8d14ee7471043a8544cf38148a06f6be0e1d2fCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 2255693061,
    "price": 28748000000,
    "market_id": 3,
    "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
  }
}