Hitting API with the parameters:
"search_parameters": {
"engine": "google",
"q": "Panoz Esperante",
"location_requested": "united states",
"location_used": "United States",
"google_domain": "google.com",
"device": "mobile"
}
It returns a string for the people_also_search_for field in the knowledge_graph section, whereas json objects are expected by docs: