public async Task <IdentityResult> CreateAsync(UserDTO user, CancellationToken cancellationToken)
{
var userEntity = new UserEntity(user.Id, user.FirstName, user.LastName, user.Email, user.NormalizedEmail, user.EmailConfirmed, user.PasswordHash, user.BirthDate, user.RegistrationDate);
return((!userEntity.HasMinimunAge())
? IdentityResult.Failed(new IdentityError()
{
Description = "The minimun age must be 18 or more"
})
: await _userIdentity.CreateAsync(userEntity, cancellationToken));
}