curl -s -u mifos:password \
  -H "Fineract-Platform-TenantId: default" \
  -H "Content-Type: application/json" \
  "http://localhost:8080/fineract-provider/api/v1/loans?command=calculateLoanSchedule" \
  -d '{
  "clientId": 41,
  "productId": 16,
  "principal": 300000,
  "loanTermFrequency": 24,
  "loanTermFrequencyType": 2,
  "numberOfRepayments": 8,
  "repaymentEvery": 3,
  "repaymentFrequencyType": 2,
  "graceOnPrincipalPayment": 7,
  "interestRatePerPeriod": 30,
  "interestRateFrequencyType": 3,
  "amortizationType": 1,
  "interestType": 0,
  "interestCalculationPeriodType": 1,
  "transactionProcessingStrategyCode": "advanced-payment-allocation-strategy",
  "loanType": "individual",
  "submittedOnDate": "26 August 2026",
  "expectedDisbursementDate": "26 August 2026",
  "locale": "en",
  "dateFormat": "dd MMMM yyyy"
}'