tx 0xe9feb98b9ee39f55de8e6c174c62fa38a4f0c7471acb6beb2e69cfdd8b1c2eb7Copy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 311771174,
    "price": 60557000000,
    "market_id": 0,
    "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
  }
}