{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://api-evangelist.github.io/basecamp/json-schema/messagecreaterequest-schema.json", "title": "MessageCreateRequest", "type": "object", "required": [ "subject" ], "properties": { "subject": { "type": "string", "description": "Message subject (title)" }, "content": { "type": "string", "description": "Message body in HTML format" }, "status": { "type": "string", "description": "Set to \"active\" to publish immediately", "enum": [ "active", "draft" ] }, "category_id": { "type": "integer", "description": "Optional message category ID" }, "subscriptions": { "type": "array", "description": "Person IDs to notify about this message", "items": { "type": "integer" } } } }