override fun decode(reader: DerReader): T {
          return reader.withTypeHint {
            val list = mutableListOf<Any?>()

            while (list.size < members.size) {
              val member = members[list.size]
              list += member.fromDer(reader)
            }

            if (reader.hasNext()) {
              throw ProtocolException("unexpected ${reader.peekHeader()} at $reader")
            }