GSheet Nightbot - Felwinter's Lie

var obj = JSON.parse(raw);
let e = [];
res = '';
len1 = parseInt(obj.feed.entry.length);
len2 = len1 - 1;
for (i = 0; i < len1; i++) {
    cc = obj.feed.entry[i].gs$cell;
    if (cc.$t.includes("/Nightbot")) {
        len2 = i;
    }
    if (i > len2) {
        res = res.concat(cc.$t);
    }
}
res;