public ActionResult <string> GetJsonByOwner(string ownername)
        {
            //if(string.IsNullOrEmpty(ownername))
            //    return StatusCode((int)HttpStatusCode.NotAcceptable);
            var json = carsService.GetCarsJsonByOwner(ownername);

            if (!string.IsNullOrEmpty(json))
            {
                return(json);
            }
            else
            {
                _logger.LogError($"Unable to get data from cars.json or owner doesnot exists");
                return(StatusCode((int)HttpStatusCode.NotFound, ""));
            }
        }