tx 0x2806eec7dea62669cba1f5e6d98c5c4b7ee15c24ba7efaa66e87b60435d46f2dCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 6897059016,
    "order_id": 351962955,
    "new_price": 6210000000
  }
}