import { Milliseconds } from '../types';
import { GroupId } from './Group';
export declare type GroupMembershipLevel = 'ADMIN' | 'MODERATOR' | 'MEMBER';
export declare const groupMembershipLevels: GroupMembershipLevel[];
export interface GroupMembership {
    level: GroupMembershipLevel;
    group: GroupId;
    createdAt: Milliseconds;
}