interface IAlert {
    sender?: {
        name: string;
        email: string;
    };
    toRecipient?: [
        {
            email: string;
        }
    ];
}
interface IOptions {
    apiKey: string;
    alert?: IAlert;
}
/**
 * SendGrid認証情報
 */
declare class SendGridCredentials {
    readonly apiKey: string;
    readonly alert?: IAlert;
    constructor(options: IOptions);
}
export { SendGridCredentials };