tx 0x78512918b4784f3b21a9021d7bf0dc866a00a17c8e1581dfe9eafe6c21472f3e
error
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
payload
{
"PlaceOrder": {
"side": "Long",
"size": 203177177,
"price": 374000000,
"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
}
}