tx 0x2717cc225ae180e405fc368eb83cab61aa4a73ad32c83ac65f4047cd4fb54311Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6441548735,
    "order_id": 388157274,
    "new_price": 6441000000
  }
}