Fixed-length references

{
  "scopeName": "test",
  "name": "LiteRef8",
  "symbol": "LR8",
  "schemaURI": "https://mything/my-metadata.json",
  "imageURI": "https://mything/my/{tokenID}.png",
  "fields": [
      {
          "id": 1,
          "key": "attributeIDs",
          "type": "literef",
          "arrayLength": 8,
          "description": "The attributes equipped by this this"
      },
      {
          "id": 2,
          "permissionId": 1,
          "key": "counter",
          "type": "uint32",
          "description": "Counter"
      }
  ]
}