VoucherStats constructor
VoucherStats()
Implementation
factory VoucherStats(int totalVouchersGenerated, int totalVouchersRedeemed,
int totalVouchersAvailable, Map<String, AimStats> aims) = _VoucherStats;
factory VoucherStats(int totalVouchersGenerated, int totalVouchersRedeemed,
int totalVouchersAvailable, Map<String, AimStats> aims) = _VoucherStats;