API ReferenceTypesEnumsPeriodUnitEnumENUMCopy pageUnit for a length of timeValuesAllowed values:daysmonthsyearsReferenced byFieldsAgreement.netPaymentTermsLengthEnumAgreementTerm.netPaymentTermsLengthEnumAgreementTerm.paymentFrequencyLengthEnumAgreementTerm.salesReportIntervalUnitEnum