tx 0x1f43e1a2c2fb807a7e206f79894982ccf804031c4df75743f92f8ae4650391d8Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6545239228,
    "order_id": 388157274,
    "new_price": 6321000000
  }
}