tx 0x3353e35f609c2eb662b60c6df4ec5f074bff7730ad2654ef397fb1417892effdCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 8045052,
    "order_id": 345818641,
    "new_price": 6421000000
  }
}