export interface LeaderBoard { userId: string; userName: string; rank: number; score: number; applicationId: string; profileImageUrl?: string; imageOnError?: boolean; rewardImgOnError?: boolean; } export interface Reward { _id: string; value: string; lookupItemId: string; sourceImgUrl: string; attained?: boolean; updatedAt?: string; createdAt?: string; __v?: 0; }