Most of the items in the JSON list have descriptive information and where to get the answers. OMIT line 4 if that person does not already have a knowledge panel link.
Getting key persons of your organization into SERP knowledge panels are not as difficult as one might think. Tell google about new pages by following https://www.google.com/ping?sitemap=https://www.example.com/?url=https://www.website.com/sitemap.xml I would suggest you add an entry to your robots.txt with a line that reads: Sitemap: http://www.example.com/sitemap.xml
When the side panel begins to show for each person, Follow the guidelines at https://brandee.edu.vn/glossary/6325583-websearch-en/ after your Person entities are created and displaying to further tweak them. How much detail you put into the person is up to you. Go to https://schema.org/Person to see things I omitted. Anything else, just ask!