tx 0x8f6c3f8858676538a89edcfc89da89fc61ab9c6d1c2c7ba66e3213e6cc7e9c1eCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 20413275,
    "price": 69223000000,
    "market_id": 4,
    "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
  }
}