get https://my.surveypal.com/api/rest/survey//elements
List survey elements.
List elements in the survey.
curl -i -X GET \
-H "Authorization: Basic YOUR-USERNAME-AND-TOKEN-BASE64-ENCODED" \
-H "Accept:application/json" \
'https://my.surveypal.com/api/rest/survey/:id/elements?preferredLocaleId=:preferredLocaleId'