import { Job } from 'bull';
import { MailAttachment, MailContent, MailService } from './mail.service';
export type SendMailData = {
    to: string;
    subject: string;
    content: MailContent;
    attachments?: MailAttachment[];
};
export declare class MailJob {
    private mailService;
    private readonly logger;
    constructor(mailService: MailService);
    process(job: Job<SendMailData>): Promise<boolean>;
    onFailed(job: Job, err: Error): Promise<void>;
}