This recipe is used to gather email addresses embedded in related YouTube video descriptions. A simple way to start seed the crawls with fresh URLs can be found here on GitHub gist:

Harvested on CSV JSON HTML

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Data source unique ID
Last ran status
Last ran
2018-07-22 04:12:14 UTC
Crawl Frequency
Not scheduled
Urls to Crawl
Provide your own list of URLs you want to get data from