Interface topicType

interface topicType {
    avatar?: string;
    collectionNum?: number;
    commentNum?: number;
    comments?: [
        {
            authorReply?: [
                { content?: string; createdTime?: string; id?: string },
            ];
            avatar?: string;
            comment?: string;
            commentNum?: 0;
            createdTime?: string;
            id?: string;
            likeNum?: 0;
            nickName?: string;
            userId?: string;
        },
    ];
    content?: string;
    createdTime?: string;
    ext?: object;
    id?: string;
    imgs?: string[];
    likeNum?: number;
    nickName?: string;
    themeId: string;
    title: string;
    userId?: string;
    visitedNum?: number;
}