0, nil)
	if err != nil {
		t.Fatalf("[%s] - Failed to create an unsigned request to list object parts for bucket %s, uploadId %s",
			instanceType, bucketName, mpartResp.UploadID)
	}

	err = preSignV4(req, credentials.AccessKey, credentials.SecretKey, int64(10*60*60))
	if err != nil {
		t.Fatalf("[%s] - Failed to presignV2 an unsigned request to list object parts for bucket %s, uploadId %s",