What steps does it take to reproduce the issue?

• When does this issue occur?
  When using the API endpoint for getting a guestbook's responses, such as curl -H "X-Dataverse-key:$API_TOKEN" "$SERVER_URL/api/guestbooks/$ID/responses?limit10&offset=0"

• Which page(s) does it occurs on?
  In the JSON that's returned by the API endpoint for getting a guestbook's responses

• What happens?
  The JSON does not include what's in the guestbook's "Name" field

• To whom does it occur (all users, curators, superusers)?
  All users who can use the API API endpoint for getting a guestbook's responses

• What did you expect to happen?
  The JSON includes what's in the guestbook's "Name" field

Which version of Dataverse are you using?
v6.11

Any related open or closed issues to this bug report?

• Manage Guestbook API: Edit guestbook and Responses table #12386

Screenshots:

Part of a guestbook that shows the "Name" field