extract users from existing resultset; preload userGroups for non-api
extract users from existing resultset; preload userGroups for non-api

LiquidPL/osu-web,nanaya/osu-web,LiquidPL/osu-web,ppy/osu-web,ppy/osu-web,notbakaneko/osu-web,notbakaneko/osu-web,ppy/osu-web,LiquidPL/osu-web,nanaya/osu-web,ppy/osu-web,notbakaneko/osu-web,ppy/osu-web,LiquidPL/osu-web,LiquidPL/osu-web,nanaya/osu-web,notbakaneko/osu-web,nanaya/osu-web,notbakaneko/osu-web,nanaya/osu-web