Preview which agent would be selected for a given URL without making the actual request.
API key passed in the X-API-Key header.
Target countries as comma-separated ISO codes (e.g. US,DE,AT). Aliases: X-Geo-CC, X-CC, X-Country, X-Geo-Strict.
Route through specific agent(s) by slug (e.g. de1) or comma-separated list for random pick (e.g. de1,at5,us3).
Set to 1 if expecting a JSON response from the origin.
Target URL to simulate agent selection for.