Lead Sync API (March 2026 - Version 202603)

Breaking / action requiredEffective 2026-03-16

Webhook validation is required for new lead notifications Starting March 16, 2026, we are enforcing webhook validation while sending push events for LEAD_ACTION type. New lead notifications will only be pushed to webhooks that have been validated.

Summary extracted from the official source text. Verify details on the source page.

PlatformLinkedIn Marketing API
Effective date2026-03-16 (passed)
Precisionday
Published2026-03
CategoriesBreaking / action required
Tagsversion-202603
Official sourceLinkedIn Marketing API: Recent changes ↗
Fetched2026-10-17T03:44:00+00:00
First seen2026-10-17T01:06:52+00:00
StatusListed by the source
Stable IDlinkedin-76575062c5 · JSON