export interface IZodMongoMetaLookUp {
    from: string;
    foreignField?: '_id' | string;
    localField?: string;
    let?: {
        objId: {
            $toObjectId: string;
        };
    };
    as?: string;
}
export interface IZodMongoMeta {
    collectionName?: string;
    $lookup?: IZodMongoMetaLookUp;
}
export declare class ZodMongoMeta implements IZodMongoMeta {
    collectionName?: string;
    $lookup?: IZodMongoMetaLookUp;
    repo(fromCollection: string): this;
    populate(options: {
        fromCollection: string;
        localField: string;
        as?: string;
        foreignField?: string;
        convertlocalFieldToObjectId?: boolean;
    }): this;
    build(): string;
}