tx 0xed530e5279ec7e954f85a6e5e5ba28e8f430e4c0a7974666532a81cc54127f6fCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Long",
    "size": 421933770,
    "price": 67581000000,
    "market_id": 4,
    "post_only": true,
    "stop_loss": null,
    "account_id": 3,
    "order_type": "Limit",
    "reduce_only": false,
    "take_profit": null,
    "time_in_force": "GTC",
    "trigger_price": null
  }
}