tx 0x7ba6e3785c4dda590ee73001c730286b1170ee19aaee17e9ebae990612d74df1Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3886945629,
    "order_id": 388375041,
    "new_price": 6421000000
  }
}