Andrei, If you want to test whether this actually works, the NodeJS script attached to bug 1202680 still seems to work. I'd also love any feedback you've got on the tech plan, which I've updated substantially: https://docs.google.com/document/d/15b7UqZSBgFltmE-shocilSADXHOogsx0Ig3bSVQf160/edit#
Bug 1721178 Comment 5 Edit History
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Andrei, If you want to test whether this actually works (not sure whether that's truly necessary here - up to you), the NodeJS script attached to bug 1202680 still seems to work. I'd also love any feedback you've got on the tech plan, which I've updated substantially: https://docs.google.com/document/d/15b7UqZSBgFltmE-shocilSADXHOogsx0Ig3bSVQf160/edit#