tx 0x9b6750d6a2217ce05475c8b08bf01ccbabc2ba83fe01f7bd2be747315d4e5c5aCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6538005778,
    "order_id": 388157274,
    "new_price": 6328000000
  }
}