tx 0x319ba6477066766a9d14ef5be6ac5dfd4a624a10c80b6bd736968006f6d60934Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 2351425982,
    "order_id": 388381285,
    "new_price": 6404000000
  }
}