tx 0x7bf69f0164e4bbca976ead046fb4b3fee99e26d9876b253be2eaac532ec1b31dCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 6867378878,
    "order_id": 351962955,
    "new_price": 6234000000
  }
}