public IActionResult GetAllSpecialRequests([FromBody] ProductSubModels productSubModels) { try { var customerClass = new CustomerClass(); var customerRequest = customerClass.GetCustomerProductRequestsModelsList(productSubModels.ProductModelId); var json = JsonSerializer.Serialize(customerRequest, new JsonSerializerOptions() { IgnoreNullValues = true }); return(Ok(json)); } catch (Exception exception) { return(StatusCode(500, exception.Message)); } }