public async Task <IEnumerable <string> > SetPrepayBadges(string username)
{
var applicationUser = await _databaseRepository.GetApplicationUser(username);
var userAudit = await _databaseRepository.GetLastUserBalanceAudit(applicationUser.UserId);
var prepayBadges = _badgeService.ExtractPrepayBadges(applicationUser, userAudit.Amount);
_databaseRepository.SaveApplicationUser(applicationUser);
return(prepayBadges);
}