public MessagesSpan <AuthorityChangeReceived> GetAuthorityChanges(EntityId entityId)
 {
     var(firstIndex, count) = authorityChanges.GetEntityRange(entityId);
     return(authorityChanges.Slice(firstIndex, count));
 }
 public MessagesSpan <ComponentUpdateReceived <TUpdate> > GetUpdates(EntityId entityId)
 {
     var(firstIndex, count) = updateStorage.GetEntityRange(entityId);
     return(updateStorage.Slice(firstIndex, count));
 }