tx 0x089b99ee67cb3b25e25b17a5b32dd97b7564c452588c23eafba075e00d7f551dCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 887020381,
    "price": 493000000,
    "market_id": 5,
    "post_only": true,
    "stop_loss": null,
    "account_id": 3,
    "order_type": "Limit",
    "reduce_only": false,
    "take_profit": null,
    "time_in_force": "GTC",
    "trigger_price": null
  }
}