If you are using the Tags feature to tag your Assets or Identities, and then tried to use those Tags as dimensions or filters in your dashboard widgets, you might have noticed that the Tags property is not visible (while the Asset Tag property is). To make the Tags property visible as a widget dimension or filter, simply declare the Tags property in the RETURN of your query.
For example, if your query is:
MATCH (a:Asset) RETURN a
…modify the query to:
MATCH (a:Asset) RETURN a.tags AS Tags, a