export declare class SendBulkMailResponseFailedInner { 'emailAddress'?: string; 'error'?: string; 'providerMessage'?: string; static readonly discriminator: string | undefined; static readonly attributeTypeMap: Array<{ name: string; baseName: string; type: string; format: string; }>; static getAttributeTypeMap(): { name: string; baseName: string; type: string; format: string; }[]; constructor(); }