import { Types } from "mongoose";
export declare class Attachment {
    userId: Types.ObjectId;
    entityType: string;
    entityId: Types.ObjectId;
    fileUrl: string;
    fileName: string;
    fileType: string;
    fileSize: number;
}
export declare const AttachmentSchema: import("mongoose").Schema<Attachment, import("mongoose").Model<Attachment, any, any, any, import("mongoose").Document<unknown, any, Attachment, any, {}> & Attachment & {
    _id: Types.ObjectId;
} & {
    __v: number;
}, any>, {}, {}, {}, {}, import("mongoose").DefaultSchemaOptions, Attachment, import("mongoose").Document<unknown, {}, import("mongoose").FlatRecord<Attachment>, {}, import("mongoose").ResolveSchemaOptions<import("mongoose").DefaultSchemaOptions>> & import("mongoose").FlatRecord<Attachment> & {
    _id: Types.ObjectId;
} & {
    __v: number;
}>;
export type AttachmentDocument = Attachment & Document;