tribalbooks

{
  "name": "PackModel",
  "base": "",
  "fields": [
    {
      "name": "account",
      "type": "name"
    },
    {
      "name": "asset_id",
      "type": "uint64"
    },
    {
      "name": "time",
      "type": "uint32"
    },
    {
      "name": "r1",
      "type": "uint64"
    },
    {
      "name": "r2",
      "type": "uint64"
    }
  ]
}