Before
<group caption='Flag Name Set - Line Chart' name='[Flag Name Set (copy)]' name-style='unqualified' user:ui-builder='filter-group'>
        <groupfilter function='level-members' level='[mdcl_flg_nm]' user:ui-enumeration='all' user:ui-marker='enumerate' />
      </group>
      <group caption='Flag Name Set' name='[Flag Name Set]' name-style='unqualified' user:ui-builder='filter-group'>
        <groupfilter function='empty-level' member='[mdcl_flg_nm]' user:ui-domain='database' user:ui-enumeration='inclusive' user:ui-marker='enumerate' />
      </group>
      <group caption='Dynamic Flag Set' name='[Set 1]' name-style='unqualified' user:ui-builder='filter-group'>
        <groupfilter function='empty-level' member='[Calculation_959548216739586049]' user:ui-domain='database' user:ui-enumeration='inclusive' user:ui-marker='enumerate' />
      </group>
      <group caption='Flag Highlighter Current Set' name='[Set 2]' name-style='unqualified' user:ui-builder='filter-group'>
        <groupfilter function='level-members' level='[Calculation_118219528672583745]' user:ui-enumeration='all' user:ui-marker='enumerate' />
      </group>
      <group caption='Flag Highlighter Prior Set' name='[Set 3]' name-style='unqualified' user:ui-builder='filter-group'>
        <groupfilter function='level-members' level='[Flag Highlighter 1 (copy)_118219528672829506]' user:ui-enumeration='all' user:ui-marker='enumerate' />
      </group>
      <group caption='Tooltip (Top)' hidden='true' name='[Tooltip (Top)]' name-style='unqualified' user:auto-column='sheet_link' user:ui-vit-column='true'>
        <groupfilter function='crossjoin'>
          <groupfilter function='level-members' level='[Calculation_118219523737514001]' />
        </groupfilter>
      </group>

After:
<group caption="Flag Name Set - Line Chart" name="[Flag Name Set (copy)]" name-style="unqualified" ns0:ui-builder="filter-group">
        <groupfilter function="level-members" level="[mdcl_flg_nm]" ns0:ui-enumeration="all" ns0:ui-marker="enumerate" />
      </group>
      <group caption="Flag Name Set" name="[Flag Name Set]" name-style="unqualified" ns0:ui-builder="filter-group">
        <groupfilter function="empty-level" member="[mdcl_flg_nm]" ns0:ui-domain="database" ns0:ui-enumeration="inclusive" ns0:ui-marker="enumerate" />
      </group>
      <group caption="Dynamic Flag Set" name="[Set 1]" name-style="unqualified" ns0:ui-builder="filter-group">
        <groupfilter function="empty-level" member="[Calculation_959548216739586049]" ns0:ui-domain="database" ns0:ui-enumeration="inclusive" ns0:ui-marker="enumerate" />
      </group>
      <group caption="Flag Highlighter Current Set" name="[Set 2]" name-style="unqualified" ns0:ui-builder="filter-group">
        <groupfilter function="level-members" level="[Calculation_118219528672583745]" ns0:ui-enumeration="all" ns0:ui-marker="enumerate" />
      </group>
      <group caption="Flag Highlighter Prior Set" name="[Set 3]" name-style="unqualified" ns0:ui-builder="filter-group">
        <groupfilter function="level-members" level="[Flag Highlighter 1 (copy)_118219528672829506]" ns0:ui-enumeration="all" ns0:ui-marker="enumerate" />
      </group>
      <group caption="Tooltip (Top)" hidden="true" name="[Tooltip (Top)]" name-style="unqualified" ns0:auto-column="sheet_link" ns0:ui-vit-column="true">
        <groupfilter function="crossjoin">
          <groupfilter function="level-members" level="[Calculation_118219523737514001]" />
        </groupfilter>
      </group>