tx 0x690852cb7a2b3ec7de8aa6240f0264b6b1f5dc1f70b899bd13aaac7b8dc46a7fCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 7891414,
    "order_id": 351964939,
    "new_price": 6938000000
  }
}