Asset: StorageDescriptor<[Key: number], {
    accounts: number;
    admin: SS58String;
    approvals: number;
    deposit: bigint;
    freezer: SS58String;
    is_sufficient: boolean;
    issuer: SS58String;
    min_balance: bigint;
    owner: SS58String;
    status: Enum<{
        Destroying: undefined;
        Frozen: undefined;
        Live: undefined;
    }>;
    sufficients: number;
    supply: bigint;
}, true>

Details of an asset.