public HttpResponse validateSecretStore(Application application, SystemName system, Slime slime) {
        var uri = getUri(application);
        return postRequest(uri, slime);
    }
@author olaa
Takes the payload received from the controller and acts as a proxy for the AwsParameterStoreValidationHandler result
configserver/src/main/java/com/yahoo/vespa/config/server/http/SecretStoreValidator.java