tx 0x38a17d5122dd9b643a7b6ee3403fedf040614fb3fbbda4b78064aa919d7ca760Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6929573522,
    "order_id": 323476834,
    "new_price": 646300000
  }
}