{"success":true,"latest":{"id":4,"period_date":"2026-06-01","annual_rate_pct":"57.70","monthly_rate_pct":"4.80","source":"Statistical Centre of Iran"},"history":[{"id":4,"period_date":"2026-06-01","annual_rate_pct":"57.70","monthly_rate_pct":"4.80","source":"Statistical Centre of Iran"},{"id":1,"period_date":"2026-05-17","annual_rate_pct":"48.00","monthly_rate_pct":"4.00","source":"Statistical Centre of Iran"},{"id":76,"period_date":"2026-05-01","annual_rate_pct":"48.00","monthly_rate_pct":"4.00","source":"Bank Markazi Iran (historical estimate)"},{"id":75,"period_date":"2026-04-01","annual_rate_pct":"52.00","monthly_rate_pct":"4.30","source":"Bank Markazi Iran (historical estimate)"},{"id":3,"period_date":"2026-03-01","annual_rate_pct":"50.00","monthly_rate_pct":"4.16","source":"Statistical Centre of Iran"},{"id":74,"period_date":"2026-02-01","annual_rate_pct":"50.00","monthly_rate_pct":"4.10","source":"Bank Markazi Iran (historical estimate)"},{"id":73,"period_date":"2026-01-01","annual_rate_pct":"50.00","monthly_rate_pct":"4.20","source":"Bank Markazi Iran (historical estimate)"},{"id":2,"period_date":"2025-09-01","annual_rate_pct":"48.60","monthly_rate_pct":"4.05","source":"Statistical Centre of Iran"},{"id":72,"period_date":"2025-08-01","annual_rate_pct":"45.00","monthly_rate_pct":"4.10","source":"Bank Markazi Iran (historical estimate)"},{"id":71,"period_date":"2025-07-01","annual_rate_pct":"45.00","monthly_rate_pct":"4.00","source":"Bank Markazi Iran (historical estimate)"},{"id":70,"period_date":"2025-06-01","annual_rate_pct":"45.00","monthly_rate_pct":"3.90","source":"Bank Markazi Iran (historical estimate)"},{"id":69,"period_date":"2025-05-01","annual_rate_pct":"45.00","monthly_rate_pct":"3.80","source":"Bank Markazi Iran (historical estimate)"}]}