latestOpenAPI 3.1.02026-08-185681822.2 MB

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Webhook Events

Lead received event

Fired when a new lead is submitted against a Meta Lead Gen (Instant) Form and ingested via the Page leadgen webhook. lead.fields is the question-key to answer map; lead.formId / lead.adId give provenance. Requires the Ads add-on.

postWebhooklead.received

Payload

idstring required

Stable webhook event ID

event'lead.received' required

timestampstring date-time required

UTC time at which Zernio generated this event (set once when the event payload is built, before delivery is queued). Retries and redeliveries keep the original value, so it reflects the event, not the delivery attempt.

Response

Webhook received successfully