whaleextrust

{
  "name": "to_cancel",
  "base": "",
  "fields": [
    {
      "name": "order_id",
      "type": "uint64"
    },
    {
      "name": "last_seq_id",
      "type": "uint64"
    },
    {
      "name": "is_sequenced",
      "type": "uint8"
    }
  ]
}