continue
				}
				if after, ok0 := strings.CutPrefix(k, "minio.metadata."); ok0 {
					k = after
					hdrs.Set(k, v)
				}
			}
			m, err := extractMetadata(ctx, textproto.MIMEHeader(hdrs))
			if err != nil {
				return err
			}
			maps.Copy(metadata, m)
		} else {
			versionID = r.Form.Get(xhttp.VersionID)
			hdrs = r.Header
		}