Reference of available repositories per domain.
MsgPhp\Eav\Repository\AttributeRepositoryInterface
MsgPhp\User\Repository\RoleRepositoryInterfaceMsgPhp\User\Repository\UserAttributeValueRepositoryInterfaceMsgPhp\User\Repository\UserEmailRepositoryInterfaceMsgPhp\User\Repository\UserRepositoryInterfaceMsgPhp\User\Repository\UserRoleRepositoryInterfaceMsgPhp\User\Repository\UsernameRepositoryInterface