tx 0x1e3296740a67202c9d4e548f57d57b1e3a7739f5c893271ee1b7897a78ce3851Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3937099851,
    "order_id": 388375041,
    "new_price": 6310000000
  }
}