tx 0x557d5b5335f88f65c34d1e8f5b997f4a0ecb83978a8f2ccf8fa7aff10ebb7bbfCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 2498607812,
    "order_id": 351963263,
    "new_price": 6181000000
  }
}