LastStartedAt schema from openapi
{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/amazon-robomaker/refs/heads/main/json-schema/amazon-robomaker-openapi-last-started-at-schema.json", "title": "LastStartedAt", "description": "LastStartedAt schema from openapi", "type": "string", "format": "date-time" }