tx 0xfe8ff1d6243e5f7eb55dbaf9a53169ae2e5a8c4367ec81b3c71f5a75c5d3df9dCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3840618242,
    "order_id": 388375041,
    "new_price": 6510000000
  }
}