tx 0x8e9957ff4506cf6b3f143a9c6039ae9d5442d2a290be6cd337d1e6c52ca0c6b6Copy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 317088572,
    "price": 21513000000,
    "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
  }
}