import { Datetime } from "../../../Time";
import { BlockDescription } from "../../../aggregate/Blocks";
interface PeriodStat {
    minutes: number;
    start: Datetime;
    end: Datetime;
}
export interface ConversationDuration {
    longestTimeWithoutMessages?: PeriodStat;
    longestActiveConversation?: PeriodStat;
}
declare const _default: BlockDescription<"interaction/conversation-duration", ConversationDuration, undefined>;
export default _default;