tx 0x42b3881ac7114a4609be1af77f6738a7c90478925d212f4479474f9fa31e6053Copy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 31429637,
    "price": 60509000000,
    "market_id": 0,
    "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
  }
}