Rate cards must be assigned to ensure customers are billed correctly.
Usage Rate Cards:
Use POST /usage-rate-card-assignments to assign usage-based pricing.
Rental Rate Cards:
Use POST /rental-rate-card-assignments to assign rental pricing.
Example - Assigning a Rental Rate Card:
{
"rentalProductInventoryId": 123,
"rentalRateCardId": 456,
"effectiveDate": "2026-01-01"
}