nswag (OpenApi) typescript get error type

[HttpPost("BeginLogin")]
    [ProducesResponseType(typeof(AppError), 400)]
    [ProducesResponseType(typeof(BeginLoginResponse), 200)]
    public async Task<ActionResult> BeginLogin([FromBody] BeginLoginRequest request)

beginLogin(authorization: any | undefined, request: BeginLoginRequest): Promise<BeginLoginResponse>{}