fluent ui TagPicker show Footer

const pickerSuggestionsProps   =  {
  suggestionsHeaderText: "suggestedResults",
  noResultsFoundText:"resultsNotfound",
  isResultsFooterVisible : true,
  resultsFooter: () => <div>Hello world</div>
}

 <TagPicker
        removeButtonAriaLabel="Remove"
        selectionAriaLabel="Selected Lookups"
        onResolveSuggestions={filterSuggestedTags}
        getTextFromItem={getTextFromItem}
        pickerSuggestionsProps={pickerSuggestionsProps}
        itemLimit={1}
        inputProps={{
          id: "id",
        }}
        onEmptyInputFocus={(tagList) => onEmptyInputFocus('', tagList, testTags)}
        defaultSelectedItems={selectedItems}
        onChange={onTagsChange}
        selectedItems = {selectedItems}
        onItemSelected={onItemSelected}
        onRenderSuggestionsItem={onRenderSuggestionsItem}
      />