npm install https://github.com/edrlab/opds_fetcher_parser.git
or with node14
npm install git+https://github.com/edrlab/opds_fetcher_parser.git
const opds = require('opds-fetcher-parser');
const fs = require('fs');
(async function () {
const o = new opds.OpdsFetcher();
const feed = await o.feedRequest("https://storage.googleapis.com/audiobook_edrlab/navigation/thematic_list.json");
console.log(feed);
fs.writeFileSync("/tmp/feed.json", JSON.stringify(feed));
})()