tx 0x1acbb8250bf6b33dbce0ac9353b99959e7306f273e42c2b31cc3b3fa4a13737dCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 18389175,
    "price": 69181000000,
    "market_id": 4,
    "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
  }
}