tx 0x1ef7dc075acb0670cb831aec30f170e4cddb16e4a9eda0e6f5f3eb6233fa445aCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 5720224477,
    "price": 477000000,
    "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
  }
}