public async Task <IEnumerable <ServiceProviderModel> > Handle(FilterServiceProvidersQuery request, CancellationToken cancellationToken)
{
var categoryId = int.Parse(request.MainCategoryId);
var subcategoryIds = ServiceProviderHelper.ParseSubcategoryIds(request.SubCategoryIds);
var serviceProviders = await _context.ServiceProviders.ProjectTo <ServiceProviderModel>(_mapper.ConfigurationProvider).
ToListAsync(cancellationToken);
//Where(p => p.Categories.Select(s => s.CategoryId).Any(c => subcategoryIds.Any(sc => sc == c))).ProjectTo<ServiceProviderModel>(_mapper.ConfigurationProvider).
return(serviceProviders);
}