// Returns health of the backend
	Health(ctx context.Context, opts HealthOptions) HealthResult

	// Metadata operations
	PutObjectMetadata(context.Context, string, string, ObjectOptions) (ObjectInfo, error)
	DecomTieredObject(context.Context, string, string, FileInfo, ObjectOptions) error

	// ObjectTagging operations
	PutObjectTags(context.Context, string, string, string, ObjectOptions) (ObjectInfo, error)

		MTime: oi.ModTime,
	})
	return setRestoreHeaderFn(oi, err)
}

// DecomTieredObject - moves tiered object to another pool during decommissioning.
func (er erasureObjects) DecomTieredObject(ctx context.Context, bucket, object string, fi FileInfo, opts ObjectOptions) error {
	if opts.UserDefined == nil {
		opts.UserDefined = make(map[string]string)
	}