tx 0x08d4dd5e5a5720eea4d57806f92f6c3c0b66c0ef63ebb1a2cb21f887f573e35aCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3917817644,
    "order_id": 388375041,
    "new_price": 6400000000
  }
}