SearchSpring tracks user search behavior to power IntelliSuggest product elevations. IntelliSuggest Tracking scripts should use the same user identifier as Search API requests, which is stored in the "_isuid" cookie on the user's browser. If this cookie does not exist, it can be safely created with any value and will then be shared across both the Search API and IntelliSuggest Tracking.
IntelliSuggest User ID Parameter:
HTTP Request Headers:
curl_setopt($ch, CURLOPT_HTTPHEADER, array("REMOTE_ADDR: $ip", "HTTP_X_FORWARDED_FOR: $ip")); curl_setopt($ch, CURLOPT_USERAGENT, $userAgent);