diff --git a/src/validate/validate.schema.ts b/src/validate/validate.schema.ts
index 9b75fd08..03b01a4a 100644
--- a/src/validate/validate.schema.ts
+++ b/src/validate/validate.schema.ts
@@ -866,7 +866,8 @@ export const chatwootSchema: JSONSchema7 = {
     account_id: { type: 'string' },
     token: { type: 'string' },
     url: { type: 'string' },
+    sign_msg: { type: 'boolean', enum: [true, false] },
   },
-  required: ['enabled', 'account_id', 'token', 'url'],
-  ...isNotEmpty('account_id', 'token', 'url'),
+  required: ['enabled', 'account_id', 'token', 'url', 'sign_msg'],
+  ...isNotEmpty('account_id', 'token', 'url', 'sign_msg'),
 };
diff --git a/src/whatsapp/controllers/chatwoot.controller.ts b/src/whatsapp/controllers/chatwoot.controller.ts
index e5887d26..71519c39 100644
--- a/src/whatsapp/controllers/chatwoot.controller.ts
+++ b/src/whatsapp/controllers/chatwoot.controller.ts
@@ -4,6 +4,7 @@ import { InstanceDto } from '../dto/instance.dto';
 import { ChatwootDto } from '../dto/chatwoot.dto';
 import { ChatwootService } from '../services/chatwoot.service';
 import { Logger } from '../../config/logger.config';
+import { waMonitor } from '../whatsapp.module';
 
 const logger = new Logger('ChatwootController');
 
@@ -27,6 +28,10 @@ export class ChatwootController {
       if (!data.token) {
         throw new BadRequestException('token is required');
       }
+
+      if (!data.sign_msg) {
+        throw new BadRequestException('sign_msg is required');
+      }
     }
 
     if (!data.enabled) {
@@ -34,22 +39,39 @@ export class ChatwootController {
       data.account_id = '';
       data.token = '';
       data.url = '';
+      data.sign_msg = false;
     }
 
     data.name_inbox = instance.instanceName;
 
-    return this.chatwootService.create(instance, data);
+    const result = this.chatwootService.create(instance, data);
+
+    const response = {
+      ...result,
+      webhook_url: `/chatwoot/webhook/${instance.instanceName}`,
+    };
+
+    return response;
   }
 
   public async findChatwoot(instance: InstanceDto) {
     logger.verbose('requested findChatwoot from ' + instance.instanceName + ' instance');
-    return this.chatwootService.find(instance);
+    const result = this.chatwootService.find(instance);
+
+    const response = {
+      ...result,
+      webhook_url: `/chatwoot/webhook/${instance.instanceName}`,
+    };
+
+    return response;
   }
 
   public async receiveWebhook(instance: InstanceDto, data: any) {
     logger.verbose(
       'requested receiveWebhook from ' + instance.instanceName + ' instance',
     );
-    return this.chatwootService.receiveWebhook(instance, data);
+    const chatwootService = new ChatwootService(waMonitor);
+
+    return chatwootService.receiveWebhook(instance, data);
   }
 }
diff --git a/src/whatsapp/controllers/instance.controller.ts b/src/whatsapp/controllers/instance.controller.ts
index 9ffd7e47..51ad9b37 100644
--- a/src/whatsapp/controllers/instance.controller.ts
+++ b/src/whatsapp/controllers/instance.controller.ts
@@ -37,6 +37,7 @@ export class InstanceController {
     chatwoot_account_id,
     chatwoot_token,
     chatwoot_url,
+    chatwoot_sign_msg,
   }: InstanceDto) {
     this.logger.verbose('requested createInstance from ' + instanceName + ' instance');
 
@@ -78,7 +79,12 @@ export class InstanceController {
 
       this.logger.verbose('hash: ' + hash + ' generated');
 
-      if (!chatwoot_account_id || !chatwoot_token || !chatwoot_url) {
+      if (
+        !chatwoot_account_id ||
+        !chatwoot_token ||
+        !chatwoot_url ||
+        !chatwoot_sign_msg
+      ) {
         let getEvents: string[];
 
         if (webhook) {
@@ -131,12 +137,17 @@ export class InstanceController {
         throw new BadRequestException('url is required');
       }
 
+      if (!chatwoot_sign_msg) {
+        throw new BadRequestException('sign_msg is required');
+      }
+
       try {
         this.chatwootService.create(instance, {
           enabled: true,
           account_id: chatwoot_account_id,
           token: chatwoot_token,
           url: chatwoot_url,
+          sign_msg: chatwoot_sign_msg,
           name_inbox: instance.instanceName,
         });
       } catch (error) {
@@ -154,7 +165,9 @@ export class InstanceController {
           account_id: chatwoot_account_id,
           token: chatwoot_token,
           url: chatwoot_url,
+          sign_msg: chatwoot_sign_msg,
           name_inbox: instance.instanceName,
+          webhook_url: `/chatwoot/webhook/${instance.instanceName}`,
         },
       };
     } else {
@@ -187,7 +200,12 @@ export class InstanceController {
 
       this.logger.verbose('hash: ' + hash + ' generated');
 
-      if (!chatwoot_account_id || !chatwoot_token || !chatwoot_url) {
+      if (
+        !chatwoot_account_id ||
+        !chatwoot_token ||
+        !chatwoot_url ||
+        !chatwoot_sign_msg
+      ) {
         let getEvents: string[];
 
         if (webhook) {
@@ -253,12 +271,17 @@ export class InstanceController {
         throw new BadRequestException('url is required');
       }
 
+      if (!chatwoot_sign_msg) {
+        throw new BadRequestException('sign_msg is required');
+      }
+
       try {
         this.chatwootService.create(instance, {
           enabled: true,
           account_id: chatwoot_account_id,
           token: chatwoot_token,
           url: chatwoot_url,
+          sign_msg: chatwoot_sign_msg,
           name_inbox: instance.instanceName,
         });
       } catch (error) {
@@ -276,7 +299,9 @@ export class InstanceController {
           account_id: chatwoot_account_id,
           token: chatwoot_token,
           url: chatwoot_url,
+          sign_msg: chatwoot_sign_msg,
           name_inbox: instance.instanceName,
+          webhook_url: `/chatwoot/webhook/${instance.instanceName}`,
         },
       };
     }
diff --git a/src/whatsapp/dto/chatwoot.dto.ts b/src/whatsapp/dto/chatwoot.dto.ts
index a65bbf71..e78b0676 100644
--- a/src/whatsapp/dto/chatwoot.dto.ts
+++ b/src/whatsapp/dto/chatwoot.dto.ts
@@ -4,4 +4,5 @@ export class ChatwootDto {
   token?: string;
   url?: string;
   name_inbox?: string;
+  sign_msg?: boolean;
 }
diff --git a/src/whatsapp/dto/instance.dto.ts b/src/whatsapp/dto/instance.dto.ts
index 479a1dae..ce282e03 100644
--- a/src/whatsapp/dto/instance.dto.ts
+++ b/src/whatsapp/dto/instance.dto.ts
@@ -8,4 +8,5 @@ export class InstanceDto {
   chatwoot_account_id?: string;
   chatwoot_token?: string;
   chatwoot_url?: string;
+  chatwoot_sign_msg?: boolean;
 }
diff --git a/src/whatsapp/models/chatwoot.model.ts b/src/whatsapp/models/chatwoot.model.ts
index 1ecdcf82..ca082309 100644
--- a/src/whatsapp/models/chatwoot.model.ts
+++ b/src/whatsapp/models/chatwoot.model.ts
@@ -8,6 +8,7 @@ export class ChatwootRaw {
   token?: string;
   url?: string;
   name_inbox?: string;
+  sign_msg?: boolean;
 }
 
 const chatwootSchema = new Schema<ChatwootRaw>({
@@ -17,6 +18,7 @@ const chatwootSchema = new Schema<ChatwootRaw>({
   token: { type: String, required: true },
   url: { type: String, required: true },
   name_inbox: { type: String, required: true },
+  sign_msg: { type: Boolean, required: true },
 });
 
 export const ChatwootModel = dbserver?.model(
diff --git a/src/whatsapp/services/chatwoot.service.ts b/src/whatsapp/services/chatwoot.service.ts
index 0f3c806f..c31a745a 100644
--- a/src/whatsapp/services/chatwoot.service.ts
+++ b/src/whatsapp/services/chatwoot.service.ts
@@ -4,21 +4,43 @@ import { ChatwootDto } from '../dto/chatwoot.dto';
 import { WAMonitoringService } from './monitor.service';
 import { Logger } from '../../config/logger.config';
 import ChatwootClient from '@figuro/chatwoot-sdk';
-import { createReadStream, unlinkSync, writeFileSync } from 'fs';
+import { createReadStream, readFileSync, unlinkSync, writeFileSync } from 'fs';
 import axios from 'axios';
 import FormData from 'form-data';
 import { SendTextDto } from '../dto/sendMessage.dto';
 import mimeTypes from 'mime-types';
 import { SendAudioDto } from '../dto/sendMessage.dto';
 import { SendMediaDto } from '../dto/sendMessage.dto';
+import NodeCache from 'node-cache';
+import { ROOT_DIR } from '../../config/path.config';
 
 export class ChatwootService {
-  constructor(private readonly waMonitor: WAMonitoringService) {}
+  private messageCacheFile: string;
+  private messageCache: Set<string>;
 
   private readonly logger = new Logger(ChatwootService.name);
 
   private provider: any;
 
+  constructor(private readonly waMonitor: WAMonitoringService) {
+    this.messageCache = new Set();
+  }
+
+  private loadMessageCache(): Set<string> {
+    try {
+      const cacheData = readFileSync(this.messageCacheFile, 'utf-8');
+      const cacheArray = cacheData.split('\n');
+      return new Set(cacheArray);
+    } catch (error) {
+      return new Set();
+    }
+  }
+
+  private saveMessageCache() {
+    const cacheData = Array.from(this.messageCache).join('\n');
+    writeFileSync(this.messageCacheFile, cacheData, 'utf-8');
+  }
+
   private async getProvider(instance: InstanceDto) {
     const provider = await this.waMonitor.waInstances[
       instance.instanceName
@@ -436,12 +458,13 @@ export class ChatwootService {
 
   public async receiveWebhook(instance: InstanceDto, body: any) {
     try {
+      const client = await this.clientCw(instance);
+
       if (!body?.conversation || body.private) return { message: 'bot' };
 
       const chatId = body.conversation.meta.sender.phone_number.replace('+', '');
       const messageReceived = body.content;
       const senderName = body?.sender?.name;
-      const accountId = body.account.id as number;
       const waInstance = this.waMonitor.waInstances[instance.instanceName];
 
       if (chatId === '123456' && body.message_type === 'outgoing') {
@@ -495,27 +518,31 @@ export class ChatwootService {
         body?.conversation?.messages?.length &&
         chatId !== '123456'
       ) {
-        // if (IMPORT_MESSAGES_SENT && messages_sent.includes(body.id)) {
-        //   console.log(`🚨 Não importar mensagens enviadas, ficaria duplicado.`);
+        this.messageCacheFile = path.join(
+          ROOT_DIR,
+          'store',
+          'chatwoot',
+          `${instance.instanceName}_cache.txt`,
+        );
 
-        //   const indexMessage = messages_sent.indexOf(body.id);
-        //   messages_sent.splice(indexMessage, 1);
+        this.messageCache = this.loadMessageCache();
 
-        //   return { message: 'bot' };
-        // }
+        if (this.messageCache.has(body.id.toString())) {
+          return { message: 'bot' };
+        }
 
         let formatText: string;
         if (senderName === null || senderName === undefined) {
           formatText = messageReceived;
         } else {
-          // formatText = TOSIGN ? `*${senderName}*: ${messageReceived}` : messageReceived;
-          formatText = `*${senderName}*: ${messageReceived}`;
+          formatText = this.provider.sign_msg
+            ? `*${senderName}*: ${messageReceived}`
+            : messageReceived;
         }
 
         for (const message of body.conversation.messages) {
           if (message.attachments && message.attachments.length > 0) {
             for (const attachment of message.attachments) {
-              console.log(attachment);
               if (!messageReceived) {
                 formatText = null;
               }
@@ -609,7 +636,6 @@ export class ChatwootService {
         // }
 
         if (body.key.remoteJid === 'status@broadcast') {
-          console.log(`🚨 Ignorando status do whatsapp.`);
           return;
         }
 
@@ -617,7 +643,6 @@ export class ChatwootService {
         const messageType = body.key.fromMe ? 'outgoing' : 'incoming';
 
         if (!getConversion) {
-          console.log('🚨 Erro ao criar conversa');
           return;
         }
 
@@ -637,7 +662,11 @@ export class ChatwootService {
 
           const fileData = Buffer.from(downloadBase64.base64, 'base64');
 
-          const fileName = `${path.join(waInstance?.storePath, 'temp', `${nameFile}`)}`;
+          const fileName = `${path.join(
+            waInstance?.storePath,
+            'chatwoot',
+            `${nameFile}`,
+          )}`;
 
           writeFileSync(fileName, fileData, 'utf8');
 
@@ -651,6 +680,19 @@ export class ChatwootService {
           messageType,
         );
 
+        this.messageCacheFile = path.join(
+          ROOT_DIR,
+          'store',
+          'chatwoot',
+          `${instance.instanceName}_cache.txt`,
+        );
+
+        this.messageCache = this.loadMessageCache();
+
+        this.messageCache.add(send.id.toString());
+
+        this.saveMessageCache();
+
         return send;
       }
 
diff --git a/src/whatsapp/services/whatsapp.service.ts b/src/whatsapp/services/whatsapp.service.ts
index 0f756d18..e21e57c2 100644
--- a/src/whatsapp/services/whatsapp.service.ts
+++ b/src/whatsapp/services/whatsapp.service.ts
@@ -300,6 +300,12 @@ export class WAStartupService {
     this.localChatwoot.url = data?.url;
     this.logger.verbose(`Chatwoot url: ${this.localChatwoot.url}`);
 
+    this.localChatwoot.name_inbox = data?.name_inbox;
+    this.logger.verbose(`Chatwoot inbox name: ${this.localChatwoot.name_inbox}`);
+
+    this.localChatwoot.sign_msg = data?.sign_msg;
+    this.logger.verbose(`Chatwoot sign msg: ${this.localChatwoot.sign_msg}`);
+
     this.logger.verbose('Chatwoot loaded');
   }
 
@@ -310,6 +316,7 @@ export class WAStartupService {
     this.logger.verbose(`Chatwoot token: ${data.token}`);
     this.logger.verbose(`Chatwoot url: ${data.url}`);
     this.logger.verbose(`Chatwoot inbox name: ${data.name_inbox}`);
+    this.logger.verbose(`Chatwoot sign msg: ${data.sign_msg}`);
 
     Object.assign(this.localChatwoot, data);
     this.logger.verbose('Chatwoot set');
@@ -328,6 +335,8 @@ export class WAStartupService {
     this.logger.verbose(`Chatwoot token: ${data.token}`);
     this.logger.verbose(`Chatwoot url: ${data.url}`);
     this.logger.verbose(`Chatwoot inbox name: ${data.name_inbox}`);
+    this.logger.verbose(`Chatwoot sign msg: ${data.sign_msg}`);
+
     return data;
   }
 
diff --git a/src/whatsapp/types/wa.types.ts b/src/whatsapp/types/wa.types.ts
index e08aef78..1ebe3b40 100644
--- a/src/whatsapp/types/wa.types.ts
+++ b/src/whatsapp/types/wa.types.ts
@@ -47,6 +47,7 @@ export declare namespace wa {
     token?: string;
     url?: string;
     name_inbox?: string;
+    sign_msg?: boolean;
   };
 
   export type StateConnection = {