public async Task <string> Handle(CreateEpaOrganisationStandardRequest request, CancellationToken cancellationToken)
        {
            ProcessRequestFieldsForSpecialCharacters(request);
            var validationResponse = _validator.ValidatorCreateEpaOrganisationStandardRequest(request);

            if (!validationResponse.IsValid)
            {
                var message = validationResponse.Errors.Aggregate(string.Empty, (current, error) => current + error.ErrorMessage + "; ");
                _logger.LogError(message);
                if (validationResponse.Errors.Any(x => x.ValidationStatusCode == ValidationStatusCode.BadRequest))
                {
                    throw new BadRequestException(message);
                }

                if (validationResponse.Errors.Any(x => x.ValidationStatusCode == ValidationStatusCode.NotFound))
                {
                    throw new NotFound(message);
                }

                if (validationResponse.Errors.Any(x => x.ValidationStatusCode == ValidationStatusCode.AlreadyExists))
                {
                    throw new AlreadyExistsException(message);
                }

                throw new Exception(message);
            }

            var organisationStandard = MapOrganisationStandardRequestToOrganisationStandard(request);

            return(await _registerRepository.CreateEpaOrganisationStandard(organisationStandard, request.DeliveryAreas));
        }