in src/loaders/PLYLoader.ts [51:57]
static LoadFromArrayBuffer(arrayBuffer: ArrayBufferLike, scene: Scene, format: string = ""): Splat {
const buffer = new Uint8Array(this._ParsePLYBuffer(arrayBuffer, format));
const data = SplatData.Deserialize(buffer);
const splat = new Splat(data);
scene.addObject(splat);
return splat;
}