tx 0x8182022a41beb9af6693a0ce08401415576acc0c8a0fd6d0e5e314cb822ced9cCopy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 333971254,
    "price": 8407000000,
    "market_id": 6,
    "post_only": true,
    "stop_loss": null,
    "account_id": 309,
    "order_type": "Limit",
    "reduce_only": true,
    "take_profit": null,
    "time_in_force": "GTC",
    "trigger_price": null
  }
}