protected async Task <TAggregate> TryFindAsync(Guid streamId)
{
var eventData = await _dbContext.Events
.Where(e => e.StreamId.Equals(streamId))
.OrderBy(e => e.Created)
.ThenBy(e => e.CommitSequence)
.ToListAsync();
var events = eventData
.Select(d => _serializer.DeserializeObject <IAggregateEvent>(d.Json))
.ToList();
return(events.Any() ? _aggregateFactory.Create <TAggregate>(events) : null);
}