| ⇢ | A | AccountId added | |
| ⇢ | A | OwnerName added | |
| ⇢ | A | Repository added | |
| ⇢ | A | UsDollar added |
| ⇢ | A | AccountId::__construct() added | |
| ⇢ | A | UsDollar::__construct() added | |
| ⇢ | A | AccountId::getValue() added | |
| ⇢ | A | OwnerName::__construct() added | |
| ⇢ | A | OwnerName::getValue() added | |
| ⇢ | A | Repository::create() added | |
| ⇢ | A | UsDollar::getValue() added | |
| A | ↛ | AggregateRoot::setBalance() removed |