NFT admin data

Use this helper to add data to an NFT class you own, or an instance of this class
The NFT class of the instance
The name of the NFT instance to add data to (leave empty to set class data)
(optional) Your address, that owns the nft class. If not given, some checks will be omitted.
The data to add to the NFT instance or class
(optional) Adds a comment to the transaction