tx 0x31dcfd04afbaf5ce452d0eea185cd6cac8ffd1ce303b8f0c1ed64b5d23d441b4Copy

insufficient margin

{
  "PlaceOrder": {
    "side": "Short",
    "size": 5000000,
    "price": 21509000000,
    "market_id": 1,
    "post_only": true,
    "stop_loss": null,
    "account_id": 146,
    "order_type": "Limit",
    "reduce_only": false,
    "take_profit": null,
    "time_in_force": "GTC",
    "trigger_price": null
  }
}