tx 0xcce10cfa54f28a717ffe6f88477bc312010dd57374cc5fcae6b8fca1c1fb3ffcCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6480546776,
    "order_id": 388157274,
    "new_price": 6405000000
  }
}