stylized city kiosk 3d model

stylized low-poly 3D model of a single building for a cheerful isometric music-themed city game, hand-painted look, soft flat colors with gentle shading, clean readable silhouette, one texture atlas, game-ready geometry around 5k-10k triangles, a small kiosk: mostly a large standing notice board panel on two posts with a narrow roof, it is a daily mission board, tall narrow building, height about 3.2x its width, 4 floors, rectangular footprint, roughly 4:3 in plan (width:depth), main color roughly #A78BFA, standing upright, flat closed bottom sitting on the ground, no ground plane, no base slab, no terrain, no surrounding props, no people, no vehicles, no text and no lettering anywhere, whole building visible and centered, theme hint (do NOT write it on the model): "Görev Panosu".