public async Task AddToRoleAsync(UserAccount user, string roleName, CancellationToken cancellationToken) { var role = await _roleStore.FindByNameAsync(roleName, new CancellationToken()); _userRoleRepository.CreatNewElement(new UserRoleModel { RoleId = role.Id, UserId = user.Id.Value }); user.UserRoles.Add(roleName); }