craft.nft

{
  "name": "groupdelrcpe",
  "base": "",
  "fields": [
    {
      "name": "collection_name",
      "type": "name"
    },
    {
      "name": "group_id",
      "type": "uint64"
    },
    {
      "name": "recipe_ids",
      "type": "uint64[]"
    }
  ]
}