{"register_these_urls":{"gumroad":"https://api.lazy-mac.com/webhooks/gumroad","polar":"https://api.lazy-mac.com/webhooks/polar"},"gumroad_setup":"Gumroad Dashboard → Settings → Advanced → Resource Subscriptions (Ping) → Add Endpoint","polar_setup":"Polar Dashboard → Settings → Webhooks → Add Endpoint","behavior":"console.log (Cloudflare Logs poll-able) + ack 200"}