export declare class MessageBuilder {
    constructor(username: string);
    private getMessageId;
    buildKeepAliveMessage(id: number): string;
    /**
     * set DP via https REST API via PUT:
     * http://192.168.9.40/fhapi/v1/api/rest/datapoint/00000000-0000-0000-0000-000000000000/ABB700DCDED6.ch0000.odp0010
     *
     * @param serialNo ABB700DCDED6
     * @param channel ch0000
     * @param datapoint odp0010
     * @param value xxx DEPRECATED
     * @returns
     */
    buildSetDatapointMessage(serialNo: string, channel: string, datapoint: string, value: string): string;
}