Decodes the Hashids hash_id into [click_url_id, request_id], records a click event (IP / User-Agent / referer, deduped per IP for 5 minutes), marks the underlying Email/SMS request as clicked (and delivered, for SMS), and returns the personalized landing-page HTML, the raw landing-page URL, and the request's unique_code.

Path params

Auth

• Public — no bearer token (unauthenticated campaign group; item marked noauth). Hit directly when a customer clicks a tracked link.

Rate limit

• 30 requests/min per IP (public).

Behaviour

• 200 { status: "success", data: { landing_page_html, landing_page_url, request_unique_code } }.
• 400 (badRequestResponse) "Invalid request" (undecodable hash), "Click URL not found", "Campaign not found" (request id missing), or "Landing page not found".