tx 0x764559d5e84205e311cd938a7008d91535e49a2619f7e700d2bb1a1552158952Copy

order would be filled (post-only rejected)

{
  "PlaceOrder": {
    "side": "Short",
    "size": 1537933,
    "price": 61115000000,
    "market_id": 0,
    "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
  }
}