[{"type":"report","id":"BLC-STUDY-1039","title":"Semi-Fungible Token Roles","author":[{"literal":"Ernani São Thiago"},{"literal":"Daniel Lima"}],"issued":{"date-parts":[[2023]]},"publisher":"Ernani São Thiago, Daniel Lima","URL":"https://github.com/ethereum/ERCs/blob/master/ERCS/erc-7589.md","note":"Rights status: Licensed for redistribution. Not a licence to republish the paper."}]