tx 0x916ad31d08dcdbf08c63e1c79c469f15321b82b1e99e355acf508e8ac24006e9Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6388871445,
    "order_id": 410972114,
    "new_price": 6445000000
  }
}