tx 0xa740eb67f17dbefea2220721f55f0b716cb7d4e2c413830067e1c33087d13fb5Copy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 251957827,
    "price": 21470000000,
    "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
  }
}