Widget _buildMediumBadge(BuildContext context) {
    return Padding(
      padding: const EdgeInsets.only(left: 16),
      child: Row(
        children: [
          SizedBox(
            width: 51,
            height: 49.5,
            child: Stack(
              alignment: Alignment.bottomLeft,
              children: const [
                TDAvatar(
                  size: TDAvatarSize.medium,
                  type: TDAvatarType.icon,
                ),
                Positioned(
                  child: TDBadge(
                    TDBadgeType.message,
                    count: '8',
                  ),
                  right: 0,
                  top: 0,
                )
              ],
            ),
          ),
        ],
      ),
    );
  }