You can check the contents of the catalogs.

1. Go to <img src="/api/docs/image/54176ad07f146575310749eba44b7c2f42c1b327/docs/assets/_gfx/assets-icon.png" alt="Data Modeling Hub icon" class="icon"> **Data Modeling Hub > Catalogs**.
2. On the list, find the catalog you want to check the contents of.
3. Click the <img src="/api/docs/image/54176ad07f146575310749eba44b7c2f42c1b327/icons/threedoticon.png" alt="Three-dot icon" class="icon" > icon and from the dropdown list, select **Preview**.