code: func (h *HCI) AdvertiseServiceData16(id uint16, b []byte) error {
  	ad, err := adv.NewPacket(adv.ServiceData16(id, b))
  	if err != nil {
  		return err
  	}
  	if err := h.SetAdvertisement(ad.Bytes(), nil); err != nil {
  		return nil
  	}
  	return h.Advertise()
  }
docs: // AdvertiseServiceData16 advertises data associated with a 16bit service uuid