tx 0x7cafd3fe2bcbf46b6cf94376416c4c90ceb5bec4ba9ddc281ee3005fe79863bfCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 8107670,
    "order_id": 345823286,
    "new_price": 6539000000
  }
}