tx 0x6ebc66cbc9fc89e73c3e8bbf8ec9b7b7fbabb76715d6839cc05fd36e54196f0aCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 629631440,
    "price": 21446000000,
    "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
  }
}