}
		case *bytes.Reader:
			req.ContentLength = int64(v.Len())
			snapshot := *v
			req.GetBody = func() (io.ReadCloser, error) {
				r := snapshot
				return io.NopCloser(&r), nil
			}
		case *strings.Reader:
			req.ContentLength = int64(v.Len())
			snapshot := *v
			req.GetBody = func() (io.ReadCloser, error) {
				r := snapshot
				return io.NopCloser(&r), nil
			}
		default:

	// IsLocal returns true if the KMS is a local implementation
	IsLocal() bool

	// List returns an array of local KMS Names
	List() []kes.KeyInfo

	// Metrics returns a KMS metric snapshot.
	Metrics(ctx context.Context) (kes.Metric, error)

	// CreateKey creates a new key at the KMS with the given key ID.
	CreateKey(ctx context.Context, keyID string) error