Interface ChatItem

interface ChatItem {
    id: string;
    author: Author;
    message: MessagePart[];
    superchat?: Superchat;
    membershipDetails?: MembershipDetails;
    isMembership: boolean;
    isVerified: boolean;
    isOwner: boolean;
    isModerator: boolean;
    timestamp: Date;
    viewerLeaderboardRank?: number;
    isTicker: boolean;
}