tx 0x7f2a3e647fcb59bdeb1b5a75fd9decb0a85bcd4c08b63a70c887c9a411fdd2baCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 4115369349,
    "price": 21598000000,
    "market_id": 1,
    "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
  }
}