public async Task <IEnumerable <SessionResult> > GetAllSessionsAsync()
{
var keys = await _redisManager.Keys(0, "*");
var values = await _redisManager.StringGet(0, keys);
return(values.Select <string, SessionResult>(s =>
{
string[] args = s.Split('|');
return new SessionResult(args[0], args[1], DateTime.Parse(args[2]), DateTime.Parse(args[3]), args[4]);
}));
}