{"fictional":true,"reporting_currency":"EUR","rate_note":"Fixed illustrative rates, not historical or live market quotes.","first_review":{"date":"2026-08-01","eur_per_gbp":1.2,"total_eur":150400},"second_review":{"date":"2026-09-01","eur_per_gbp":1.18,"total_eur":150150},"rows":[{"name":"UK cash","currency":"GBP","first_balance":12000,"second_balance":12500,"first_eur":14400,"second_eur":14750,"note":"Updated from the next statement"},{"name":"UK pension","currency":"GBP","first_balance":30000,"second_balance":30000,"first_eur":36000,"second_eur":35400,"note":"Same original balance; a different EUR value"},{"name":"Euro savings","currency":"EUR","first_balance":10000,"second_balance":10000,"first_eur":10000,"second_eur":10000,"note":"Verified unchanged for this fictional review"},{"name":"Home","currency":"EUR","first_balance":240000,"second_balance":240000,"first_eur":240000,"second_eur":240000,"note":"Prior estimate retained; no new valuation assumed"},{"name":"Mortgage","currency":"EUR","first_balance":-150000,"second_balance":-150000,"first_eur":-150000,"second_eur":-150000,"note":"Debt is subtracted, not counted as an asset"}],"bridge":{"native_balance_change_at_first_rate_eur":600,"fx_change_on_second_balances_eur":-850,"total_change_eur":-250},"method":"First revalue native-balance changes at the first review rate; then apply the FX-rate change to the second review balances. This ordering reconciles the difference and is not an investment-return calculation."}