Type Alias EmailAttachment

EmailAttachment:
    | {
        content: string
        | ArrayBuffer
        | ArrayBufferView;
        contentId: string;
        disposition: "inline";
        filename: string;
        type: string;
    }
    | {
        content: string
        | ArrayBuffer
        | ArrayBufferView;
        contentId?: undefined;
        disposition: "attachment";
        filename: string;
        type: string;
    }