tx 0x6aac151f7b8d33bccf7ff3ecb199ffb2d53cb212d51e6f134ee96420589bde1fCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 4151649463,
    "order_id": 351964939,
    "new_price": 6192000000
  }
}