tx 0x511868a5ce8edce8dde52e53ed995f86898528c7a624873afdf7c5fce78bbf3cCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 4150849849,
    "order_id": 351964939,
    "new_price": 6194000000
  }
}