tx 0x780990cdc2f7ffd02613168c22f8866051c1fdc94f4f4fcb21503d5bcbb2ca2fCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 7797879,
    "order_id": 351964939,
    "new_price": 7022000000
  }
}