domain

type Account struct {
	ID    int
	Name  string
	Email string
	User  DomainUser // The fields of DomainUser operate at depth level 2.
}

type DomainUser struct {
	UserID   int
	Username string
	Password Password // The fields of Password operate at depth level 3.
}

type Password struct {
	Password string
	Hash     string
	Salt     string
}