node download [url] [batchName] [batchNumber]
for example
node download https://www.fossilera.com/fossils-for-sale/polished-agates 'polishedAgates' 1
where https://www.fossilera.com/fossils-for-sale/polished-agates is the url, polishedAgates is the batchName, and 1 is the batchNumber