simpleassets

{
  "name": "createf",
  "base": "",
  "fields": [
    {
      "name": "author",
      "type": "name"
    },
    {
      "name": "maximum_supply",
      "type": "asset"
    },
    {
      "name": "authorctrl",
      "type": "bool"
    },
    {
      "name": "data",
      "type": "string"
    }
  ]
}