> ## Documentation Index
> Fetch the complete documentation index at: https://www.plain.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# DiscussionSourceType

> What kind of source a discussion was started from. CHART is a reporting chart/page (carries sourcePageLink, no sourceEntityId); ENTITY carries sourceEntityId + sourceEntityType; PAGE carries just sourcePageLink; THREAD is thread-scoped.