private static IEnumerableAsync <LookupByIdModel> CreateLookups(int totalResources, int totalLookups)
        {
            var rand    = new Random();
            var lookups = Enumerable
                          .Range(0, totalLookups)
                          .Select(index => Guid.NewGuid())
                          .ToArray();

            return(Enumerable
                   .Range(0, totalResources)
                   .Select(
                       index =>
            {
                return Task.Run <LookupByIdModel>(
                    () =>
                {
                    var idValue = GetIdValue();
                    Thread.Sleep(0);             //  (int)(rand.NextDouble() * 100));
                    return LookupByIdModel.GetModel(idValue);
                });
            })
                   .AsyncEnumerable());

            Guid GetIdValue()
            {
                var index = rand.Next(0, totalLookups);

                return(lookups[index]);
            }
        }
        private static async Task <LookupByIdModel> CreateLookupById(Guid idValue)
        {
            var idLookup     = LookupByIdModel.GetModel(idValue);
            var entityFromDb = await idLookup.StorageCreateAsync(
                (discard) => discard.Entity);

            return(entityFromDb);
        }