tx 0x8147a9336f6ec54ee2b0c8a3efd30e631a94b11214cb196f26bf54bbb11aa51cCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 2298304640,
    "order_id": 388381285,
    "new_price": 6548000000
  }
}