applies_toobject<PrepaidCreditAppliesTo>Optionalfee_typesarray<FeeType>Optionalrecurring_transaction_rulesobject<RecurringTransactionRule>[]Optionaltriggerenum<RecurringTransactionTrigger>Requiredmethodenum<RecurringTransactionMethod>Requiredintervalenum<BillingCycle>Optionalstarted_atstring<DateTimeWithZone>Optionalexpiration_atstring<DateTimeWithZone>Optional