lastName property

1. flutter_widget_gql package
2. documentation
3. graphql/gamification-loyalty-settings.graphql
4. Query$getReferralSettingsByTargetWithLinkedAccount$getReferralSettingsByTargetWithLinkedAccount$objects$remuneration$referred$quantitative$wallet$owner$user
5. lastName property

Query$getReferralSettingsByTargetWithLinkedAccount$getReferralSettingsByTargetWithLinkedAccount$objects$remuneration$referred$quantitative$wallet$owner$user class