tx 0x99f75b013ff4460487329c9c4bf9cfdd36683b7ee8bcf1bc6d9c3b36d3c65b9bCopy

insufficient margin

{
  "PlaceOrder": {
    "side": "Short",
    "size": 5000000,
    "price": 28728000000,
    "market_id": 3,
    "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
  }
}