tx 0x6d178a339e6ac06e45953c2e3f0973f9c337d66398b50aed5a01146a8b951c58Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6442164358,
    "order_id": 388157274,
    "new_price": 6418000000
  }
}