Numbercomplianceupdated
A number verification changed: its status, an evaluation, an update or replacement, its name, or it was deleted.
Authorizations
An API key from Settings → API keys, sent as Authorization: Bearer kb_live_…. A workspace key starts kb_; a personal key starts kbp_ and acts as its owner.
Headers
The event id, the same on every retry: deduplicate on it.
When this attempt was signed, in Unix seconds. Refuse old timestamps.
Space-separated v1,<base64> HMAC-SHA256 signatures of {id}.{timestamp}.{body} under your endpoint's whsec_ secret (newest secret first during a rotation).
Body
A number verification changed: its status, an evaluation, an update or replacement, its name, or it was deleted.
The event id (also the webhook-id header).
The event type.
"number.compliance.updated"The payload version this event was written in.
"2026-11-01"
When it happened (UTC).
Present and true on a test delivery.
Response
Acknowledged. Answer within 15 seconds; do the work afterwards.