tx 0x7dcab62e3f7948415f667b543d8661de3f5611801bd0b26132114ca6a602d92eCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 686797496,
    "price": 21687000000,
    "market_id": 1,
    "post_only": true,
    "stop_loss": null,
    "account_id": 8,
    "order_type": "Limit",
    "reduce_only": false,
    "take_profit": null,
    "time_in_force": "GTC",
    "trigger_price": null
  }
}