for _, collection := range []string{"activities", "sleep"} {
if err := c.Unsubscribe(ctx, collection); err != nil {
errs = append(errs, fmt.Errorf("Unsubscribe(%q) = %v", collection, err))
for _, collection := range []string{"activities", "sleep"} {
if err := c.Unsubscribe(ctx, collection); err != nil {
errs = append(errs, fmt.Errorf("Unsubscribe(%q) = %v", collection, err))