> ## Documentation Index
> Fetch the complete documentation index at: https://docs.api.aura-app.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# LeadSource

> Lead source attribution data.

Attribution uses three complementary signals:
- UTM params: which campaign/channel drove the lead
- referrer: the page that linked to the booking (for embeds, the host page URL)
- booking_link_id (on Call): which funnel the lead entered through