diff --git a/.env.sample b/.env.sample
index 15e2d1c..9c468ab 100644
--- a/.env.sample
+++ b/.env.sample
@@ -1,24 +1,24 @@
 # Environment Variables for RingCentral
 
 # The Client ID of the app
-RINGCENTRAL_CLIENT_ID=
+RINGCENTRAL_CLIENT_ID=9QMZ2nJLTziRXRv3_--48Q
 
 # The Client Secret of the app
-RINGCENTRAL_CLIENT_SECRET=
+RINGCENTRAL_CLIENT_SECRET=zFuFL8eHQ4ep4X1KoUiYugZ46t6aamTCOeG7ESC_iDDw
 
 # The phone number used by the developer when logging into RingCentral. This number will be
 # different in sandbox and production. This is also the sender of the message.
-RINGCENTRAL_USERNAME=
+RINGCENTRAL_USERNAME=14242108525
 
 # The extension used by the developer when logging into RingCentral. This is only necessary if
 # the username/sender above is the company phone number.
-RINGCENTRAL_EXTENSION=
+RINGCENTRAL_EXTENSION=101
 
 # The password used by the developer when logging into RingCentral
 RINGCENTRAL_PASSWORD=
 
 # The phone number of the recipient
-RECIPIENT_PHONE_NUMBER=
+RECIPIENT_PHONE_NUMBER=19168699450
 
 # The base URL for call API calls
 # Sandbox
diff --git a/package-lock.json b/package-lock.json
index e865374..0f0f1f3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,8 +1,847 @@
 {
   "name": "sms-api-nodejs-demo",
   "version": "1.0.0",
-  "lockfileVersion": 1,
+  "lockfileVersion": 2,
   "requires": true,
+  "packages": {
+    "": {
+      "version": "1.0.0",
+      "license": "MIT",
+      "dependencies": {
+        "dotenv": "^5.0.1",
+        "form-data": "^2.3.2",
+        "ringcentral": "^3.2.0"
+      }
+    },
+    "node_modules/@types/node": {
+      "version": "8.10.48",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-8.10.48.tgz",
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+    },
+    "node_modules/agent-base": {
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.2.1.tgz",
+      "integrity": "sha512-JVwXMr9nHYTUXsBFKUqhJwvlcYU/blreOEUkhNR2eXZIvwd+c+o5V4MgDPKWnMS/56awN3TRzIP+KoPn+roQtg==",
+      "dependencies": {
+        "es6-promisify": "^5.0.0"
+      },
+      "engines": {
+        "node": ">= 4.0.0"
+      }
+    },
+    "node_modules/agentkeepalive": {
+      "version": "3.5.2",
+      "resolved": "https://registry.npmjs.org/agentkeepalive/-/agentkeepalive-3.5.2.tgz",
+      "integrity": "sha512-e0L/HNe6qkQ7H19kTlRRqUibEAwDK5AFk6y3PtMsuut2VAH6+Q4xZml1tNDJD7kSAyqmbG/K08K5WEJYtUrSlQ==",
+      "dependencies": {
+        "humanize-ms": "^1.2.1"
+      },
+      "engines": {
+        "node": ">= 4.0.0"
+      }
+    },
+    "node_modules/ast-types": {
+      "version": "0.12.4",
+      "resolved": "https://registry.npmjs.org/ast-types/-/ast-types-0.12.4.tgz",
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+      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
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     "@types/node": {
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diff --git a/send-sms.js b/send-sms.js
index 03caf35..42e729d 100644
--- a/send-sms.js
+++ b/send-sms.js
@@ -1,34 +1,37 @@
-const SDK = require('ringcentral')
-const dotenv = require('dotenv')
+const SDK = require('ringcentral');
+const dotenv = require('dotenv');
 
-dotenv.config()
+dotenv.config();
 
 const rcsdk = new SDK({
-  server: process.env.RINGCENTRAL_SERVER_URL,
-  appKey: process.env.RINGCENTRAL_CLIENT_ID,
-  appSecret: process.env.RINGCENTRAL_CLIENT_SECRET
-})
+    server: process.env.RINGCENTRAL_SERVER_URL,
+    appKey: process.env.RINGCENTRAL_CLIENT_ID,
+    appSecret: process.env.RINGCENTRAL_CLIENT_SECRET,
+});
 
-const platform = rcsdk.platform()
+const platform = rcsdk.platform();
 
-platform.login({
-  username: process.env.RINGCENTRAL_USERNAME,
-  extension: process.env.RINGCENTRAL_EXTENSION,
-  password: process.env.RINGCENTRAL_PASSWORD
-}).then(response => {
-  var params = {
-    from: { phoneNumber: process.env.RINGCENTRAL_USERNAME },
-    to: [
-      { phoneNumber: process.env.RECIPIENT_PHONE_NUMBER }
-    ],
-    text: 'This is a test message from Node JS'
-  }
-  platform.post('/account/~/extension/~/sms', params)
-    .then(response => {
-      console.log('SMS sent. Delivery status: ' + response.json().messageStatus)
-    }).catch(e => {
-      console.error(e)
+platform
+    .login({
+        username: process.env.RINGCENTRAL_USERNAME,
+        extension: process.env.RINGCENTRAL_EXTENSION,
+        password: process.env.RINGCENTRAL_PASSWORD,
     })
-}).catch(e => {
-  console.error(e)
-})
+    .then((response) => {
+        let params = {
+            from: { phoneNumber: process.env.RINGCENTRAL_USERNAME },
+            to: [{ phoneNumber: process.env.RECIPIENT_PHONE_NUMBER }],
+            text: 'This is a test message from Node JS',
+        };
+        platform
+            .post('/account/~/extension/~/sms', params)
+            .then((response) => {
+                console.log('SMS sent. Delivery status: ' + response.json().messageStatus);
+            })
+            .catch((e) => {
+                console.error(e);
+            });
+    })
+    .catch((e) => {
+        console.error(e);
+    });