tx 0x63c73edae3ad69f956a9b398d8f56d239b42b93c9f90f0a672a8fac9fd2b681aCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 2329414623,
    "order_id": 388381285,
    "new_price": 6421000000
  }
}