tx 0xc51b73bd6f6232b47a8c6263dfb2ddb5d1ef2354d98b432a949ef96c33e94a7fCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 7861635,
    "order_id": 351964939,
    "new_price": 6965000000
  }
}