*DBus.Value> dtype ("Hello world", [(True, Variant (3::Int32)), (False, Variant (12233::Word8))])
(sa(bv))
*DBus.Value> runSerializer $ serializer ("Hello world", [(True, Variant (3::Int32)), (False, Variant (12233::Word8))])
LPS ["\NUL\NUL\NUL\vHello world\NUL\NUL\NUL\NUL\STX\NUL\NUL\NUL\SOH\NUL\NUL\NUL\SOHi\NUL\NUL\NUL\NUL\NUL\NUL\ETX\NUL\NUL\NUL\NUL\NUL\NUL\NUL\SOHy\NUL\201"]