tx 0x07fb53b35f677b627974a5659928c0afc2bf2d39d3b1bbdd3a90a8211f7f3e0dCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 18767604,
    "price": 116280000000,
    "market_id": 9,
    "post_only": true,
    "stop_loss": null,
    "account_id": 43,
    "order_type": "Limit",
    "reduce_only": false,
    "take_profit": null,
    "time_in_force": "GTC",
    "trigger_price": null
  }
}