import Redis from "ioredis";
export declare class SmsCaptchaUtil {
    private readonly redis;
    constructor(redis: Redis);
    send({ config, countryCode, phoneNumber }: {
        config: any;
        countryCode?: string;
        phoneNumber: any;
    }): Promise<{
        phoneNumber: any;
        captcha: any;
    }>;
    verify({ phoneNumber, captcha }: {
        phoneNumber: any;
        captcha: any;
    }): Promise<{
        phoneNumber: any;
        captcha: any;
    }>;
}