tx 0xdde75e87ec1db423ce7d374ba1b317599e004a2289b1fc7b1b45c91807baac49Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 1597351955,
    "order_id": 388375041,
    "new_price": 6401000000
  }
}