tx 0x77b6bab507daaa04d59d9e6b8be1cb2ae04e9fb3a568333e21a450044a6edc3eCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 20472656,
    "price": 22078000000,
    "market_id": 1,
    "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
  }
}