- https://purl.semanticip.org/linked-data/sdmx/ML/ValidityPeriod
TTL - owl:ObjectProperty
- ValidityPeriod
- localElement
Validity period sets a start and end date for the subscription.
- SDMXRegistrySubscription.xsd
<xs:element name="ValidityPeriod" type="ValidityPeriodType">...</xs:element>
- sip-sdmx-ML:SubscriptionType
- sip-sdmx-ML:ValidityPeriodType