export declare class CRUD {
    static create(model: any, req: any, extraData: any, cb: any): void;
    static read(model: any, req: any, extraData: any, cb: any): void;
    static update(model: any, req: any, extraData: any, cb: any): void;
    static delete(model: any, req: any, extraData: any, cb: any): void;
}