type Options = {
    authKey: string;
    [key: string]: any;
};
type Type = "voice" | "text";
declare class Msg91 {
    private authKey?;
    private initialized;
    initialize(options: Options): void;
    private validateInit;
    getCampaign(options?: {
        authKey?: string;
    }): Campaign;
    getOTP(templateId: string, options?: {
        authKey?: string;
        length?: number;
    }): Otp;
    getSMS(options?: {
        authKey?: string;
    }): Sms;
}
type SmsOptions = {
    senderId?: string;
    shortURL?: boolean;
};
type SmsRecipients = {
    mobile: string;
    [key: string]: string;
};
declare class Sms {
    private authKey;
    constructor(authKey: string);
    send(flowId: string, recipient: SmsRecipients | [SmsRecipients], options?: SmsOptions): Promise<unknown>;
}
type Channel = {
    campaign_id: number;
    channel_id: number;
    count: number;
};
type CampaignType = {
    id: number;
    name: string;
    is_active: boolean;
    slug: string;
    channels: [Channel];
};
type Field = {
    mapping: [{
        [key: string]: any;
    }];
    variables: [string];
};
declare class Campaign {
    private authKey;
    constructor(authKey: string);
    getAll(): Promise<[CampaignType]>;
    getFields(slug: string): Promise<Field>;
    getBody(slug: string): Promise<unknown>;
    run(slug: string, body: any): Promise<unknown>;
    send(slug: string, body: any): Promise<unknown>;
}
type OtpOptions = {
    templateId?: string;
    expiry?: number;
    length?: number;
};
declare class Otp {
    private templateId;
    private authkey;
    private length;
    constructor(templateId: string, authkey: string, options?: {
        length?: number;
    });
    retry(mobileNumber: string, type?: Type): Promise<unknown>;
    verify(mobileNumber: string, otp: string): Promise<unknown>;
    send(mobileNumber: string, options?: OtpOptions): Promise<unknown>;
}
declare const msg91: Msg91;
export default msg91;