tx 0xa88548ce80c580a76e2b1c6edd266f32a76d927e6c9012baf3cbfd3a10d66b7eCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 7851759,
    "order_id": 351962955,
    "new_price": 6973000000
  }
}