tx 0x9456365d2f7447f63f0cecbc2a95f3c96d85e594521d2da6de964d28312d9cafCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 6875121132,
    "order_id": 351962955,
    "new_price": 6231000000
  }
}