json_schema: {"schema": "http://json-schema.org/draft-04/schema#", "$id": "http://hl7.org/fhir/json-schema/Age", "$ref": "#/definitions/Age", "description": "see http://hl7.org/fhir/json.html#schema for information about the FHIR Json Schemas", "definitions": {"Age": {"allOf": [{"$ref": "Quantity#/definitions/Quantity"}, {"description": "A duration of time during which an organism (or a process) has existed.", "properties": {}}]}}}