Widget _buildCustomBadgeShowingNumberZero(BuildContext context) {
    return Container(
        alignment: Alignment.bottomLeft,
        margin: const EdgeInsets.only(top: 8, left: 16, right: 16, bottom: 8),
        child: SizedBox(
          width: 64,
          height: 56,
          child: Stack(
            alignment: Alignment.bottomLeft,
            children: [
              Container(
                child: const Icon(TDIcons.notification),
                decoration: BoxDecoration(
                    color: TDTheme.of(context).grayColor2,
                    borderRadius: BorderRadius.circular(
                        TDTheme.of(context).radiusDefault)),
                height: 48,
                width: 48,
              ),
              const Positioned(
                child: TDBadge(
                  TDBadgeType.message,
                  count: '0',
                ),
                right: 0,
                top: 0,
              )
            ],
          ),
        ));
  }