tx 0x3ffeab6a2458edd5b4491fe2f7d0bf8b993890e6ca221206340695df5fa19a29Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 1597351955,
    "order_id": 388381285,
    "new_price": 6394000000
  }
}