use unc_sdk::unc; #[unc(contract_state, contract_metadata( version = "39f2d2646f2f60e18ab53337501370dc02a5661c", link = "https://github.com/unc-examples/nft-tutorial", standard(standard = "uip330", version = "1.1.0"), standard(standard = "uip171", version = "1.0.0"), standard(standard = "uip177", version = "2.0.0"), ))] struct Contract {} #[unc] impl Contract {} fn main() {}