tx 0xb9423b12ac1ebf181f884c9b358bd973e41c8f4f5c756b535dda542e361cf50eCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3834563006,
    "order_id": 388375041,
    "new_price": 6532000000
  }
}