{ "$schema": "https://schemas.alumio.com/meta/member.jsd#", "$id": "https://schemas.alumio.com/productID.prop.jsd", "title": "http://alumio.com/productID", "description": "The product identifier, such as ISBN.", "definitions": { "ExpectedType": { "anyOf": [ { "$ref": "Text.jsd" } ] } }, "allOf": [ { "$ref": "identifier.prop.jsd" }, { "anyOf": [ { "$ref": "#/definitions/ExpectedType" } ] } ] }