v4
latestOpenAPI 3.1.02026-07-3163216290.7 KBWebhooks
Campaign email sent
Sent when a campaign email is sent to a contact. This event fires for every campaign send (for example, sending to 1,000 contacts produces 1,000 events). Contains campaignId and campaignName plus contactIdentity and email objects. If the campaign was sent to one or more mailing lists, a mailingLists array is also included.
postWebhookcampaignEmailSent
Headers
webhook-idstring required
Unique message ID. Use to deduplicate deliveries.
webhook-timestampstring required
Unix timestamp of when the message was sent.
webhook-signaturestring required
HMAC signature for verifying the request. Verify using your endpoint signing secret from the Loops dashboard.
Payload
Response
Webhook received successfully. Return any 2xx status code to acknowledge delivery.