tx 0x754497fa449b82d5c2d9be6ed6cf58b7e2b4ff06e75dcef66561e566357b766dCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 4153754649,
    "order_id": 345818641,
    "new_price": 6153000000
  }
}