tx 0x7269fcc164a5cf3d0b0e443ce74922e238ca45f5c81dcf845a869c53e6cb2c6dCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 6920537415,
    "order_id": 351962955,
    "new_price": 6179000000
  }
}