整理した

src/models/messaging-history.ts

@@ -0,0 +1,13 @@
+import * as mongo from 'mongodb';
+import db from '../db/mongodb';
+
+const MessagingHistory = db.get<IMessagingHistory>('messagingHistories');
+export default MessagingHistory;
+
+export type IMessagingHistory = {
+	_id: mongo.ObjectID;
+	updatedAt: Date;
+	userId: mongo.ObjectID;
+	partnerId: mongo.ObjectID;
+	messageId: mongo.ObjectID;
+};