{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/Dates", "title": "Dates", "type": "object", "properties": { "type": { "type": "string", "enum": [ "Backlog", "Milestone", "Planned" ] }, "duration": { "type": "integer", "description": "Duration in minutes" }, "start": { "type": "string", "format": "date-time" }, "due": { "type": "string", "format": "date-time" } } }