curl --request POST \
  --url https://demoapi.saasphereltd.com/api/v1/loans/repayment-schedule \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "loan_product_id": 1,
  "loan_amount": 500000,
  "tenor": 12,
  "first_repayment_date": "<any>",
  "fee": 5000
}
'

{
  "status": "00",
  "message": "Successful",
  "data": {
    "monthly_repayment": 45000,
    "periodic_repayment": 45000,
    "total_repayment": 540000,
    "total_interest": 40000,
    "schedule": []
  }
}