curl -X POST "https://openapi.felo.ai/v1/beta/scholar/search/explain" \
-H "Authorization: Bearer $FELO_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"search_id": "<string>",
"response_mode": "<string>",
"language": "<string>",
"detail_level": "<string>"
}'