{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/amazon-iot-sitewise/refs/heads/main/json-schema/iot-sitewise-asset-property-summary-schema.json", "title": "AssetPropertySummary", "description": "Contains a summary of a property associated with an asset.", "type": "object", "properties": { "id": { "allOf": [ { "$ref": "#/components/schemas/ID" }, { "description": "The ID of the property." } ] }, "alias": { "allOf": [ { "$ref": "#/components/schemas/PropertyAlias" }, { "description": "The alias that identifies the property, such as an OPC-UA server data stream path (for example, /company/windfarm/3/turbine/7/temperature). For more information, see Mapping industrial data streams to asset properties in the IoT SiteWise User Guide." } ] }, "unit": { "allOf": [ { "$ref": "#/components/schemas/PropertyUnit" }, { "description": " The unit of measure (such as Newtons or RPM) of the asset property. " } ] }, "notification": { "type": "object", "required": [ "topic", "state" ], "properties": { "topic": { "allOf": [ { "$ref": "#/components/schemas/PropertyNotificationTopic" }, { "description": "The MQTT topic to which IoT SiteWise publishes property value update notifications." } ] }, "state": { "allOf": [ { "$ref": "#/components/schemas/PropertyNotificationState" }, { "description": "The current notification state." } ] } }, "description": "Contains asset property value notification information. When the notification state is enabled, IoT SiteWise publishes property value updates to a unique MQTT topic. For more information, see Interacting with other services in the IoT SiteWise User Guide." }, "assetCompositeModelId": { "allOf": [ { "$ref": "#/components/schemas/ID" }, { "description": " The ID of the composite model that contains the asset property. " } ] } } }