I noticed Google removed batch requests from their Node client recently:
How might I write a batch request with Node? I'm trying to get the content of emails in Gmail given a set of message IDs.
Here's how Google says I should do it, but I've never made this type of request before:
I've created a module as a stop gap! https://github.com/wapisasa/batchelor
I hope this got to you in time :)