json_schema: {"schema": "http://json-schema.org/draft-04/schema#", "$id": "http://hl7.org/fhir/json-schema/Distance", "$ref": "#/definitions/Distance", "description": "see http://hl7.org/fhir/json.html#schema for information about the FHIR Json Schemas", "definitions": {"Distance": {"allOf": [{"$ref": "Quantity#/definitions/Quantity"}, {"description": "A length - a value with a unit that is a physical distance.", "properties": {}}]}}}