What Google data does Social Fetch cover?

Three marketplace operations under the Google tag: advertiser search (GET /v1/google/ad-library/advertisers/search), company ads lists (GET /v1/google/ad-library/companies/ads), and single-ad detail (GET /v1/google/ad-library/ads). Exact parameters and response fields live under /docs/api and on this hub's endpoint list. There is no Google Search results scraper, Maps places API, or general YouTube catalog under this tag.