import { Request } from 'express';
export declare const getToken: (req: Request) => string;
export declare const setToken: (req: Request, token: string) => void;
export declare const checkPropertiesObject: (obj: object, properties: string[]) => boolean;
export declare const errorFormatter: (error: any) => {
    status: boolean;
    message: any;
};
export declare const delay: (ms: number) => Promise<unknown>;
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