curl --request POST \
  --url https://api.nova-cloud.ai/reservations/calculate \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "gpu_type": "<string>",
  "gpu_count": 123,
  "storage_gb": 123
}
'

{
  "discount_percent": 123,
  "deposit_required": 123,
  "monthly_cost": 123,
  "hourly_rate_after_discount": 123,
  "cancellation_fee_25_percent": 123
}