import type { BaseEvent } from '../../agent/Events';
import type { QuestionAnswerState } from './models';
import type { QuestionAnswerRecord } from './repository';
export declare enum QuestionAnswerEventTypes {
    QuestionAnswerStateChanged = "QuestionAnswerStateChanged"
}
export interface QuestionAnswerStateChangedEvent extends BaseEvent {
    type: typeof QuestionAnswerEventTypes.QuestionAnswerStateChanged;
    payload: {
        previousState: QuestionAnswerState | null;
        questionAnswerRecord: QuestionAnswerRecord;
    };
}