{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://api.hint.com/schemas/provider-membershipscontroller-bill_body", "title": "Provider.MembershipsController.bill_body", "type": "object", "properties": { "start_date": { "type": "string", "format": "date", "description": "Date must be formatted as YYYY-MM-DD." } }, "required": [ "start_date" ] }