tx 0xddb933b6d9ee21403090073acec2b611b39b37c8b7f86e268ce53b19c6ab8794Copy

position is grandfathered under a margin-tier change and is reduce-only — it can be held or reduced, not increased; close it and open a new position to grow exposure under the current tiers

{
  "PlaceOrder": {
    "side": "Long",
    "size": 13124759461,
    "price": 383000000,
    "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
  }
}