If events  is null, loads the events from IEventStore<TAuthenticationToken>, checks for duplicates and then rehydrates the aggregate  with the events. 
- Template Parameters
 - 
  
    | TAggregateRoot | The Type of IAggregateRoot<TAuthenticationToken>. | 
  
   
- Parameters
 - 
  
    | aggregate | The TAggregateRoot  to rehydrate. | 
    | events | A collection of IEvent<TAuthenticationToken> to replay on the retrieved IAggregateRoot<TAuthenticationToken>. If null, the IEventStore<TAuthenticationToken> will be used to retrieve a list of IEvent<TAuthenticationToken> for you.  | 
    | throwExceptionOnNoEvents | If true will throw an instance of AggregateNotFoundException<TAggregateRoot,TAuthenticationToken> if no aggregate events or provided or found in the IEventStore<TAuthenticationToken>. | 
  
   
Implemented in Cqrs.Akka.Snapshots.AkkaSnapshotRepository< TAuthenticationToken >.
- Type Constraints
 - 
| TAggregateRoot |  : | IAggregateRoot<TAuthenticationToken> |   |