How to use the @sanity/desk-tool/structure-builder.menuItem function in @sanity/desk-tool

S.editor({id: 'editor', options: {id: 'circular', type: 'referenceTest'}}).title(
              'Specific title!'
            )
          )
        )
        .showIcon(false),

      S.documentListItem()
        .id('grrm')
        .schemaType('author')
        .child(
          S.component(JsonDocumentDump)
            .id('json-dump')
            .options({pass: 'through'})
            .menuItems([
              S.menuItem()
                .title('Reload')
                .action('reload')
                .icon(RefreshIcon)
                .showAsAction(true)
            ])
        ),
      S.listItem()
        .title('Deep')
        .child(
          S.list()
            .title('Deeper')
            .items([
              S.documentTypeListItem('book').title('Books'),
              S.documentTypeListItem('author').title('Authors')
            ])
        ),