Deletes the specified tag value. If you delete an asset tag, Tenable.io also removes that tag from any assets where the tag was assigned.
Note: If you delete all asset tags associated with a category, Tenable.io retains the category. You must delete the category separately. Additionally, to delete a tag value, you must be an admin or have edit permissions on the tag value.
Requires SCAN OPERATOR  user permissions. See Permissions