rv, err = tgtClient.PutWithMeta(ctx, destObj, pr, fi.Size, map[string]string{
		"name": object, // preserve the original name of the object on the remote tier object metadata.
		// this is just for future reverse lookup() purposes (applies only for new objects)
		// does not apply retro-actively on already transitioned objects.
	})
	pr.CloseWithError(err)
	if err != nil {
		traceFn(ILMTransition, nil, err)
		return err