tx 0x1c648eb7ea86a4b6d68f4c3c7679d5c5e1f40647ffceb64c5ba2f237e8068a49Copy

insufficient margin

{
  "PlaceOrder": {
    "side": "Long",
    "size": 5000000,
    "price": 21431000000,
    "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
  }
}