config.KV{
			Key:   target.KafkaSASLUsername,
			Value: "",
		},
		config.KV{
			Key:   target.KafkaSASLPassword,
			Value: "",
		},
		config.KV{
			Key:   target.KafkaSASLMechanism,
			Value: "plain",
		},
		config.KV{
			Key:   target.KafkaClientTLSCert,
			Value: "",
		},
		config.KV{
			Key:   target.KafkaClientTLSKey,
			Value: "",
		},
		config.KV{

topic            (string)    Kafka topic used for bucket notifications
sasl_username    (string)    username for SASL/PLAIN or SASL/SCRAM authentication
sasl_password    (string)    password for SASL/PLAIN or SASL/SCRAM authentication
sasl_mechanism   (string)    sasl authentication mechanism, default 'plain'
tls_client_auth  (string)    clientAuth determines the Kafka server's policy for TLS client auth

	uploadID := ""
	if len(params) >= 1 {
		bucket = params[0]
	}
	if len(params) == 2 {
		object = params[1]
	}
	if len(params) == 3 {
		uploadID = params[2]
	}

	// in some cases just a plain error is being returned
	switch err.Error() {
	case "storage: bucket doesn't exist":
		err = BucketNotFound{
			Bucket: bucket,
		}
		return err
	case "storage: object doesn't exist":
		if uploadID != "" {