tx 0x4e80bdca02accb1c418894d60ec1561101588460a8961656641f6f1a060e6786Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6219489010,
    "order_id": 376568558,
    "new_price": 6750000000
  }
}