tx 0x066e6cc0acd08c5c7a42962e5ea68274d2e00fb184492fd93aa3db186cfde66dCopy

market 5 is not active

{
  "PlaceOrder": {
    "side": "Short",
    "size": 349228764,
    "price": 678000000,
    "market_id": 5,
    "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
  }
}