additionalParameters(notification) {
        // set icon to uptime kuma icon, 11kb should be fine
        let params = "?icon=" + barkNotificationAvatar;
        // grouping all our notifications
        if (notification.barkGroup != null) {
            params += "&group=" + notification.barkGroup;
        } else {
            // default name
            params += "&group=" + "UptimeKuma";
        }
        // picked a sound, this should follow system's mute status when arrival
        if (notification.barkSound != null) {
            params += "&sound=" + notification.barkSound;
        } else {
            // default sound
            params += "&sound=" + "telegraph";
        }
        return params;
    }
Add additional parameter for Bark v1 endpoints.
Leads to better on device styles (iOS 15 optimized)
@param {BeanModel} notification Notification to send
@returns {string} Additional URL parameters