The latest information.
{ "$schema": "http://json-schema.org/draft-07/schema#", "title": "LatestMetricValue", "type": "object", "properties": { "date": { "type": "string", "description": "The date (ISO 8601)." }, "value": { "type": "string", "format": "int64", "description": "The value." } }, "description": "The latest information." }