tx 0xbf907df784a5c0cb94311ee77adc149665e9a1ffae710324dfd702a9e3c30296Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3869130903,
    "order_id": 388375041,
    "new_price": 6448000000
  }
}