tx 0x84ee4853e59c23a261a237e43f9e5cc5d2575123fbb4c0652f5d7fcc459ccfffCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 551356803,
    "price": 7949000000,
    "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
  }
}