export declare class NotificationConstants {
    static preference: {
        none: string;
        text: string;
        voice: string;
        wrong: string;
    };
    static messageTemplates: {
        operatorArrived: string;
        accepted: string;
        cancelled: string;
        failed: string;
        completed: string;
        rideReminder: string;
        scheduledRideCreated: string;
        scheduledRideStartsInOneHour: string;
        approveYourAttendanceForAScheduledRide: string;
    };
}