reqParams := make(url.Values)
	reqParams.Set("lambdaArn", "arn:minio:s3-object-lambda::function:webhook")

	// Generate presigned GET url with lambda function
	presignedURL, err := s3Client.PresignedGetObject(context.Background(), "functionbucket", "testobject", time.Duration(1000)*time.Second, reqParams)
	if err != nil {
		log.Fatalln(err)
	}
	fmt.Println(presignedURL)
}
```