import { RequestResponse } from 'request';
import { Mail } from '../Mail';
import { Office } from './Office';
export interface SendgridOfficeOptions {
    apiKey: string;
}
export interface SendgridMailer {
    send(data: Mail, isMultiple?: boolean, cb?: (err: Error, result: [RequestResponse, {}]) => void): Promise<[RequestResponse, {}]>;
}
export declare class SendgridOffice extends Office {
    mailer: SendgridMailer;
    constructor(options: SendgridOfficeOptions);
    send(mail: Mail): Promise<[RequestResponse, {}]>;
}