curl -X POST "https://api.onekhusa.com/sandbox/v1/disbursements/batch/reject" \
  --header "Authorization: Bearer your-jwt-token" \
  --header "Content-Type: application/json" \
  --header "Accept-Language: en" \
  --header "X-Idempotency-Key: your-idempotency-key" \
  -d '{
    "merchantAccountNumber": 35253486,
    "batchNumber": 11111111,
    "reasonForRejection": "Invalid beneficiary information",
    "rejectedBy": "admin@example.com"
  }'

{
  "MerchantAccountNumber": 12345678,
  "BatchNumber": 123456,
  "CurrencyCode": "MWK",
  "BatchStatusCode": "X",
  "ContentType": "CSV",
  "DataSource": "File",
  "NumberOfSuccessfulEntries": 1200,
  "TotalAmountOfSuccessfulEntries": 52000500
}