tx 0x36b953008f7d64c1825c8fc0068f4aa1e7cf12d9d201b928bfe6c48fce540bdcCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 270331024,
    "price": 8121000000,
    "market_id": 6,
    "post_only": true,
    "stop_loss": null,
    "account_id": 43,
    "order_type": "Limit",
    "reduce_only": false,
    "take_profit": null,
    "time_in_force": "GTC",
    "trigger_price": null
  }
}