tx 0xea8dafed123f29bbded707dce1900fca7ca02d0fb9c5310a2e9f0baa50cccd9fCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6451557355,
    "order_id": 388157274,
    "new_price": 6436000000
  }
}