tx 0xa39633baf0d3c25a60d54a24f7a8b7ea90ba4e31762b7d25f57b2c712eb5e7d7Copy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 306222625,
    "price": 21453000000,
    "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
  }
}