function getIndexOrder1(uint _orderId) external view returns(
        uint strategyId,
        address buyer,
        StorageTypeDefinitions.OrderStatus status,
        uint dateCreated
        ) {
        IndexOrder memory order = orders[_orderId];
        return (
            order.strategyId,
            order.buyer,
            order.status,
            order.dateCreated
        );
    }