make some optional

src/homeassistant.ts

@@ -11,9 +11,9 @@ export type HomeAssistantEntity = {
 		[key: string]: unknown;
 	};
 	last_changed: string; // datetime string
-	last_reported: string; // datetime string
-	last_updated: string; // datetime string
-	context: {
+	last_reported?: string; // datetime string
+	last_updated?: string; // datetime string
+	context?: {
 		id: string;
 		parent_id: string | null;
 		user_id: string | null;