Pixiv image downloader

pixiv.sh

#!/bin/bash
ID=13612963
for i in `curl https://www.pixiv.net/ajax/user/$ID/profile/all --silent | sed 's/manga.*//' | grep -o -E "[0-9]{8}"`;
        do for j in `curl https://www.pixiv.net/ajax/illust/${i}/pages --silent | jq -r '.body[0].urls.original'`;
                do wget --header="Referer: https://pixiv.net" ${j};
        done;
done