fromBlob method
blob - a blob of the file to be loaded
Implementation
@override
Future<MD2LoaderData?> fromBlob(Blob blob) async{
  _init();
  ThreeFile tf = await _loader.fromBlob(blob);
  return _parse(tf.data);
}blob - a blob of the file to be loaded
@override
Future<MD2LoaderData?> fromBlob(Blob blob) async{
  _init();
  ThreeFile tf = await _loader.fromBlob(blob);
  return _parse(tf.data);
}