tx 0x55524eaa0c821e9c4d50ef4b81c0d81159d94a8a0d6959f3f3febecbde4f3c7dCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Long",
    "size": 5668513,
    "price": 8490000000,
    "market_id": 6,
    "post_only": true,
    "stop_loss": null,
    "account_id": 43,
    "order_type": "Limit",
    "reduce_only": false,
    "take_profit": null,
    "time_in_force": "GTC",
    "trigger_price": null
  }
}