Fired the moment a visitor is recognized by the system. Optimized for maximum speed, provides the core unique identifier and basic session metadata. Best used for immediate on-site personalization where millisecond-level latency is critical.
Unique identifier for the webhook message
"evt_01KHEWZ09CQB36JZ5F7D3ZB9NE"
Unix timestamp (seconds) when the webhook was sent
"1739571908"
HMAC-SHA256 signature: v1,
"v1,K3jXN8AQM9LWM0D4loKWxJek..."
Webhook received successfully