import type { Handler, HandlerInboundMessage } from '../../../agent/Handler';
import type { QuestionAnswerService } from '../services';
import { QuestionMessage } from '../messages';
export declare class QuestionMessageHandler implements Handler {
    private questionAnswerService;
    supportedMessages: (typeof QuestionMessage)[];
    constructor(questionAnswerService: QuestionAnswerService);
    handle(messageContext: HandlerInboundMessage<QuestionMessageHandler>): Promise<void>;
}