tx 0x840560cec3c40fa4c9c8c3d90237a7cb4feb8dc5a06fc341ff200d5bfb2b71b5Copy

insufficient margin

{
  "PlaceOrder": {
    "side": "Long",
    "size": 5000000,
    "price": 512000000,
    "market_id": 5,
    "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
  }
}