tx 0x6aec390c3d9559109391be876c9fbcf42b6f7dfa4045ca9c4b2f04d3df9cdca9Copy

market 5 is not active

{
  "PlaceOrder": {
    "side": "Long",
    "size": 321512194292,
    "price": 509000000,
    "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
  }
}