code: func (service *GCSService) GetObjectAttrs(ctx context.Context, params GCSObjectParams) (*storage.ObjectAttrs, error) {
  	obj := service.Client.Bucket(params.Bucket).Object(params.ID)
  
  	attrs, err := obj.Attrs(ctx)
  	if err != nil {
  		return nil, err
  	}
  
  	return attrs, nil
  
  }
docs: // GetObjectAttrs returns the associated attributes of a GCS object. See: https://godoc.org/cloud.google.com/go/storage#ObjectAttrs