diff --git a/package.json b/package.json
index 79c225d..e324abf 100644
--- a/package.json
+++ b/package.json
@@ -47,13 +47,13 @@
   },
   "husky": {
     "hooks": {
-			"pre-push": "npm run test:hook"
+      "pre-push": "npm run test:hook"
     }
   },
   "devDependencies": {
-		"@types/event-emitter": "^0.3.2",
-		"@types/eventemitter3": "^2.0.2",
-		"@types/chai": "^4.1.2",
+    "@types/event-emitter": "^0.3.2",
+    "@types/eventemitter3": "^2.0.2",
+    "@types/chai": "^4.1.2",
     "@types/mocha": "^2.2.48",
     "@types/sinon": "^4.3.0",
     "@types/ws": "^5.1.2",
@@ -64,8 +64,8 @@
     "dotenv": "^5.0.1",
     "husky": "^0.14.3",
     "mocha": "^5.0.1",
-		"node-fetch": "^2.2.1",
-		"node-fetch-polyfill": "^2.0.6",
+    "node-fetch": "^2.2.1",
+    "node-fetch-polyfill": "^2.0.6",
     "nyc": "^11.4.1",
     "package-preview": "^1.0.5",
     "rimraf": "^2.6.2",
@@ -81,7 +81,6 @@
     "webpack-cli": "^3.1.0"
   },
   "dependencies": {
-
     "js-sha256": "^0.9.0",
     "lru-cache": "^4.1.1",
     "mem": "^4.0.0",
diff --git a/src/interfaces/index.ts b/src/interfaces/index.ts
index 88950db..39024c3 100644
--- a/src/interfaces/index.ts
+++ b/src/interfaces/index.ts
@@ -811,6 +811,13 @@ export interface INewLivechatOfflineMessageAPI {
   message: string       // Message text
 }
 
+export interface webrtcMessage {
+  callId: string
+  rid:string
+  status:string
+  user:string
+}
+
 /** Result structure for Livechat Offline Message */
 export interface ILivechatOfflineMessageResultAPI {
   message: string
diff --git a/src/lib/api/Livechat.ts b/src/lib/api/Livechat.ts
index 02b77b6..1709e58 100644
--- a/src/lib/api/Livechat.ts
+++ b/src/lib/api/Livechat.ts
@@ -13,6 +13,7 @@ import {
 	INewLivechatNavigationAPI,
 	INewLivechatCustomFieldAPI,
 	INewLivechatOfflineMessageAPI,
+  webrtcMessage,
 	INewLivechatCustomFieldsAPI,
 	ILivechatRoom,
 	INewLivechatRoomCredentialAPI,
@@ -40,6 +41,7 @@ export default class ApiLivechat extends ApiBase {
   }
   async deleteVisitor () { return (await this.del(`livechat/visitor/${this.credentials.token}`)).visitor }
   async updateVisitorStatus (status: string) { return (await this.post(`livechat/visitor.status`, { token: this.credentials.token, status })).status }
+  async updateCallStatus (callStatus: string, rid: string) { return (await this.post(`livechat/visitor.callStatus`, { token: this.credentials.token, callStatus, rid })).callStatus}
   async nextAgent (department: string = '') { return (await this.get(`livechat/agent.next/${this.credentials.token}`, { department })).agent }
   async agent ({ rid }: any) { return (await this.get(`livechat/agent.info/${rid}/${this.credentials.token}`)).agent }
   async message (id: string, params: ILivechatRoom) { return (await this.get(`livechat/message/${id}`, { token: this.credentials.token, ...params })).message }