tx 0x427cfb8b28e9183f6b96059b073f055d0a7a4297734ba471d950e7cef1d60085Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6550301641,
    "order_id": 388157274,
    "new_price": 6321000000
  }
}