tx 0x5414e05d1b7ac9b4d49f2e2f2a3de10bc156af0854b87aeed1445b88f0e06197Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6537876330,
    "order_id": 388157274,
    "new_price": 6391000000
  }
}