description: The Subscription resource defines push-based notifications between systems in the Koppeltaal ecosystem. It enables applications to receive real-time updates when resources matching specified criteria are created or modified. The subscription mechanism ensures timely data synchronization and event-driven communication between healthcare applications. package_name: koppeltaalv2.00 derivation: constraint name: KT2_Subscription type: Subscription elements: extension: index: 0 slicing: rules: open discriminator: - {path: url, type: value} min: null slices: resource-origin: match: {url: null} schema: {type: Extension, url: 'http://koppeltaal.nl/fhir/StructureDefinition/resource-origin', index: 1} min: 0 max: 1 error: {index: 2} channel: elements: type: short: rest-hook pattern: {type: Code, value: rest-hook} index: 3 payload: {index: 4} package_version: 0.15.0 extensions: resource-origin: {url: 'http://koppeltaal.nl/fhir/StructureDefinition/resource-origin', min: 0, max: 1, type: Extension, index: 1} class: profile kind: resource url: http://koppeltaal.nl/fhir/StructureDefinition/KT2Subscription base: http://hl7.org/fhir/StructureDefinition/Subscription version: 0.8.0