Do you use A WebPage type?
Many Google rich snippets suggest a various webpage type.
|FAQPage||Site Frequently Asked Questions|
|ItemPage||Sibling Pages of Main Index|
|ContactPage||Sites NAP Information|
|AboutPage||About Main Entity|
|QAPage||User Submitted Questions & Answers|
|ProfilePage||A Profile Page|
|CollectionPage||An Ordered or Unordered List of Related Entities|
The question was posed to @danbri
What Is Your Favorite JSON+LD Editor?
This is the one I use, often, to visualize the structured data that I am trying to express.