{"example":{"annual_rate":0.0725,"extra_monthly":0,"interest_only_months":0,"loan_amount":487500,"start_date":"2025-02-01","term_months":360},"properties":{"loan_amount":{"description":"Principal loan amount ($)","exclusiveMinimum":0,"title":"Loan Amount","type":"number"},"annual_rate":{"description":"Annual interest rate e.g. 0.07 for 7%","exclusiveMaximum":0.3,"exclusiveMinimum":0,"title":"Annual Rate","type":"number"},"term_months":{"description":"Total loan term in months e.g. 360 for 30 years","maximum":600,"minimum":1,"title":"Term Months","type":"integer"},"start_date":{"description":"First payment date (YYYY-MM-DD)","format":"date","title":"Start Date","type":"string"},"interest_only_months":{"default":0,"description":"Number of interest-only months before amortization begins","minimum":0,"title":"Interest Only Months","type":"integer"},"extra_monthly":{"default":0.0,"description":"Extra principal payment per month ($)","minimum":0,"title":"Extra Monthly","type":"number"}},"required":["loan_amount","annual_rate","term_months","start_date"],"title":"AmortizationRequest","type":"object"}