tx 0x489ef112c07ad08063f3f83cb635367ac8ad2909e1b7450faf9467e48244704bCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3850207343,
    "order_id": 388375041,
    "new_price": 6502000000
  }
}