tx 0x3a3ba87712a6589624ccd101dcea511ea9b2e6f7a079e084853938348fe28448Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6548231708,
    "order_id": 388157274,
    "new_price": 6321000000
  }
}