diff --git a/src/domain/blurting/blurting.service.ts b/src/domain/blurting/blurting.service.ts
index 2954ba4..19eadf5 100644
--- a/src/domain/blurting/blurting.service.ts
+++ b/src/domain/blurting/blurting.service.ts
@@ -134,6 +134,7 @@ export class BlurtingService {
           `${no}번째 질문이 등록되었습니다!`,
           'blurting',
         );
+        await this.fcmService.addHistory(userid, `${no}번째 질문이 등록되었습니다!`)
       }),
     );
     console.log(
@@ -148,6 +149,7 @@ export class BlurtingService {
     );
 
     if (no === 9) {
+      // await this.blurtingPreQuestionRepository.insert({ groupId: group.id, no:10, question:''});
       console.log(new Date().toString() + 'blurting end - groupId:' + group.id);
       return;
     }
@@ -495,6 +497,7 @@ export class BlurtingService {
           `${question.no}번째 질문에 새로운 답변이 등록되었습니다!`,
           'blurting',
         );
+        await this.fcmService.addHistory(user.id, `${question.no}번째 질문에 새로운 답변이 등록되었습니다!`)
       }
     });
     if (!(await this.answerRepository.existsByUser(userId, questionId))) {
@@ -575,6 +578,7 @@ export class BlurtingService {
         `${answer.question.no}번째 나의 답변에 댓글이 달렸습니다!`,
         'blurting',
       );
+      await this.fcmService.addHistory(answer.user.id, `${answer.question.no}번째 나의 답변에 댓글이 달렸습니다!`)
     }
   }
 
diff --git a/src/domain/firebase/fcm.service.ts b/src/domain/firebase/fcm.service.ts
index 14922db..c57962f 100644
--- a/src/domain/firebase/fcm.service.ts
+++ b/src/domain/firebase/fcm.service.ts
@@ -84,6 +84,14 @@ export class FcmService {
     }
   }
 
+  async addHistory(userId:number, body: string) : Promise<void>{
+        const newEntity = this.notificationRepository.create({
+      user: { id: userId },
+      body,
+    });
+    await this.notificationRepository.insert(newEntity);
+  }
+
   async getNotificationList(userId: number): Promise<NotificationListDto[]> {
     const result = await this.notificationRepository.find({
       where: { user: { id: userId } },
diff --git a/src/domain/hotTopic/hotTopic.repository.ts b/src/domain/hotTopic/hotTopic.repository.ts
index 1ab6248..fe03e5d 100644
--- a/src/domain/hotTopic/hotTopic.repository.ts
+++ b/src/domain/hotTopic/hotTopic.repository.ts
@@ -187,6 +187,7 @@ export class HotTopicRepository {
             '핫 토픽 답변에 답글이 달렸습니다.',
             'hotTopicAnswer',
           );
+          this.fcmService.addHistory(p.userId, '핫 토픽 답변에 답글이 달렸습니다.')
         }
       });
     }
@@ -233,6 +234,7 @@ export class HotTopicRepository {
       '누군가가 당신의 핫 토픽 답변에 좋아요를 눌렀습니다.',
       'hotTopicAnswerLike',
     );
+    this.fcmService.addHistory(answer.userId, '누군가가 당신의 핫 토픽 답변에 좋아요를 눌렀습니다.')
 
     return true;
   }
diff --git a/src/domain/validation/validation.service.ts b/src/domain/validation/validation.service.ts
index 25768cf..af6ba45 100644
--- a/src/domain/validation/validation.service.ts
+++ b/src/domain/validation/validation.service.ts
@@ -117,19 +117,19 @@ export class ValidationService {
       console.debug('Content to verify ---');
       console.debug(contentToVerify);
     }
-    const keyMap = await this.getGoogleKeyMap();
-
-    if (keyMap.get(key_id)) {
-      const publicKey = keyMap.get(key_id);
-      const verifier = crypto.createVerify('RSA-SHA256');
-      verifier.update(contentToVerify);
-      const result = verifier.verify(publicKey, signature, 'base64');
-      if (result) {
+    // const keyMap = await this.getGoogleKeyMap();
         await this.pointService.giveAdPoint(parseInt(String(user_id)));
-      }
-      throw new BadRequestException('Invalid signature');
-    }
-    throw new BadRequestException('Invalid key id');
+
+    // if (keyMap.get(key_id)) {
+    //   const publicKey = keyMap.get(key_id);
+    //   const verifier = crypto.createVerify('RSA-SHA256');
+    //   verifier.update(contentToVerify);
+    //   const result = verifier.verify(publicKey, signature, 'base64');
+    //   if (result) {
+    //   }
+    //   throw new BadRequestException('Invalid signature');
+    // }
+    // throw new BadRequestException('Invalid key id');
   }
 
   async validateAdMob(queryUrl: string) {