diff --git a/apps/OpenSign/src/constant/Utils.js b/apps/OpenSign/src/constant/Utils.js
index 5c220092f..e8bea0151 100644
--- a/apps/OpenSign/src/constant/Utils.js
+++ b/apps/OpenSign/src/constant/Utils.js
@@ -1840,3 +1840,25 @@ export const getTenantDetails = async (objectId) => {
     return "user does not exist!";
   }
 };
+
+//function to convert variable string name to variable value of email body and subject
+export function replaceMailVaribles(subject, body, variables) {
+  let replacedSubject = subject;
+  let replacedBody = body;
+
+  for (const variable in variables) {
+    const regex = new RegExp(`{{${variable}}}`, "g");
+    if (subject) {
+      replacedSubject = replacedSubject.replace(regex, variables[variable]);
+    }
+    if (body) {
+      replacedBody = replacedBody.replace(regex, variables[variable]);
+    }
+  }
+
+  const result = {
+    subject: replacedSubject,
+    body: replacedBody
+  };
+  return result;
+}
diff --git a/apps/OpenSign/src/constant/const.js b/apps/OpenSign/src/constant/const.js
index a046b4ae1..d74c33337 100644
--- a/apps/OpenSign/src/constant/const.js
+++ b/apps/OpenSign/src/constant/const.js
@@ -9,4 +9,5 @@ export const modalSubmitBtnColor = "#17a2b8";
 export const modalCancelBtnColor = "white";
 export const themeColor = "#47a3ad";
 export const iconColor = "#686968";
-export const isEnableSubscription = process.env.REACT_APP_ENABLE_SUBSCRIPTION;
+export const isEnableSubscription = false;
+//  process.env.REACT_APP_ENABLE_SUBSCRIPTION;
diff --git a/apps/OpenSign/src/pages/PdfRequestFiles.js b/apps/OpenSign/src/pages/PdfRequestFiles.js
index b27f62ca8..bc64c7766 100644
--- a/apps/OpenSign/src/pages/PdfRequestFiles.js
+++ b/apps/OpenSign/src/pages/PdfRequestFiles.js
@@ -21,7 +21,8 @@ import {
   onSaveSign,
   onSaveImage,
   addDefaultSignatureImg,
-  radioButtonWidget
+  radioButtonWidget,
+  replaceMailVaribles
 } from "../constant/Utils";
 import Loader from "../primitives/LoaderWithMsg";
 import HandleError from "../primitives/HandleError";
@@ -605,7 +606,6 @@ function PdfRequestFiles() {
                   let senderEmail = pdfDetails?.[0].ExtUserPtr.Email;
                   let senderPhone = pdfDetails?.[0]?.ExtUserPtr?.Phone;
                   const senderName = `${pdfDetails?.[0].ExtUserPtr.Name}`;
-                  let emailBodyWithValue, emailSubjectWithValue;
 
                   try {
                     const imgPng =
@@ -633,6 +633,7 @@ function PdfRequestFiles() {
                       ? pdfDetails[0].ExtUserPtr.Company
                       : "";
                     const themeBGcolor = themeColor;
+                    let replaceVar;
                     if (
                       requestBody &&
                       requestSubject &&
@@ -647,46 +648,34 @@ function PdfRequestFiles() {
                         replacedRequestBody +
                         "</body> </html>";
 
-                      emailBodyWithValue = htmlReqBody
-                        .replace(/\{{sender_name}}/g, senderName)
-                        .replace(/\{{document_title}}/g, pdfDetails?.[0].Name)
-                        .replace(
-                          /\{{signing_url}}/g,
-                          `<a href=${signPdf}>Sign here</a>`
-                        )
-                        .replace(/\{{sender_mail}}/g, senderEmail)
-                        .replace(/\{{sender_phone}}/g, senderPhone)
-                        .replace(/\{{expiry_date}}}/g, localExpireDate)
-                        .replace(/\{{company_name}}/g, orgName)
-                        .replace(/\{{receiver_name}}/g, user.Name)
-                        .replace(/\{{receiver_email}}/g, user.Email)
-                        .replace(/\{{receiver_phone}}/g, user.Phone);
-
-                      emailSubjectWithValue = requestSubject
-                        .replace(/\{{sender_name}}/g, senderName)
-                        .replace(/\{{document_title}}/g, pdfDetails?.[0].Name)
-                        .replace(
-                          /\{{signing_url}}/g,
-                          `<a href=${signPdf}>Sign here</a>`
-                        )
-                        .replace(/\{{sender_mail}}/g, senderEmail)
-                        .replace(/\{{sender_phone}}/g, senderPhone)
-                        .replace(/\{{expiry_date}}}/g, localExpireDate)
-                        .replace(/\{{company_name}}/g, orgName)
-                        .replace(/\{{receiver_name}}/g, user.Name)
-                        .replace(/\{{receiver_email}}/g, user.Email)
-                        .replace(/\{{receiver_phone}}/g, user.Phone);
+                      const variables = {
+                        document_title: pdfDetails?.[0].Name,
+                        sender_name: senderName,
+                        sender_mail: senderEmail,
+                        sender_phone: senderPhone,
+                        receiver_name: user.Name,
+                        receiver_email: user.Email,
+                        receiver_phone: user.Phone,
+                        expiry_date: localExpireDate,
+                        company_name: orgName,
+                        signing_url: `<a href=${signPdf}>Sign here</a>`
+                      };
+                      replaceVar = replaceMailVaribles(
+                        requestSubject,
+                        htmlReqBody,
+                        variables
+                      );
                     }
 
                     let params = {
                       extUserId: extUserId,
                       recipient: user.Email,
                       subject: requestSubject
-                        ? emailSubjectWithValue
+                        ? replaceVar?.subject
                         : `${pdfDetails?.[0].ExtUserPtr.Name} has requested you to sign ${pdfDetails?.[0].Name}`,
                       from: senderEmail,
                       html: requestBody
-                        ? emailBodyWithValue
+                        ? replaceVar?.body
                         : "<html><head><meta http-equiv='Content-Type' content='text/html; charset=UTF-8' /> </head>   <body> <div style='background-color: #f5f5f5; padding: 20px'=> <div   style=' box-shadow: rgba(0, 0, 0, 0.1) 0px 4px 12px;background: white;padding-bottom: 20px;'> <div style='padding:10px 10px 0 10px'><img src=" +
                           imgPng +
                           " height='50' style='padding: 20px,width:170px,height:40px' /></div>  <div  style=' padding: 2px;font-family: system-ui;background-color:" +
diff --git a/apps/OpenSign/src/pages/PlaceHolderSign.js b/apps/OpenSign/src/pages/PlaceHolderSign.js
index a5345391c..1b6315901 100644
--- a/apps/OpenSign/src/pages/PlaceHolderSign.js
+++ b/apps/OpenSign/src/pages/PlaceHolderSign.js
@@ -29,7 +29,8 @@ import {
   textWidget,
   radioButtonWidget,
   color,
-  getTenantDetails
+  getTenantDetails,
+  replaceMailVaribles
 } from "../constant/Utils";
 import RenderPdf from "../components/pdf/RenderPdf";
 import { useNavigate } from "react-router-dom";
@@ -915,7 +916,7 @@ function PlaceHolderSign() {
         const themeBGcolor = themeColor;
         const senderName = `${pdfDetails?.[0].ExtUserPtr.Name}`;
         const documentName = `${pdfDetails?.[0].Name}`;
-        let emailBodyWithValue, emailSubjectWithValue;
+        let replaceVar;
         if (
           requestBody &&
           requestSubject &&
@@ -928,40 +929,34 @@ function PlaceHolderSign() {
             replacedRequestBody +
             "</body> </html>";
 
-          emailBodyWithValue = htmlReqBody
-            .replace(/\{{sender_name}}/g, senderName)
-            .replace(/\{{document_title}}/g, documentName)
-            .replace(/\{{signing_url}}/g, `<a href=${signPdf}>Sign here</a>`)
-            .replace(/\{{sender_mail}}/g, senderEmail)
-            .replace(/\{{sender_phone}}/g, senderPhone)
-            .replace(/\{{expiry_date}}}/g, localExpireDate)
-            .replace(/\{{company_name}}/g, orgName)
-            .replace(/\{{receiver_name}}/g, signerMail[i].Name)
-            .replace(/\{{receiver_email}}/g, signerMail[i].Email)
-            .replace(/\{{receiver_phone}}/g, signerMail[i].Phone);
-
-          emailSubjectWithValue = requestSubject
-            .replace(/\{{sender_name}}/g, senderName)
-            .replace(/\{{document_title}}/g, documentName)
-            .replace(/\{{signing_url}}/g, `<a href=${signPdf}>Sign here</a>`)
-            .replace(/\{{sender_mail}}/g, senderEmail)
-            .replace(/\{{sender_phone}}/g, senderPhone)
-            .replace(/\{{expiry_date}}}/g, localExpireDate)
-            .replace(/\{{company_name}}/g, orgName)
-            .replace(/\{{receiver_name}}/g, signerMail[i].Name)
-            .replace(/\{{receiver_email}}/g, signerMail[i].Email)
-            .replace(/\{{receiver_phone}}/g, signerMail[i].Phone);
+          const variables = {
+            document_title: documentName,
+            sender_name: senderName,
+            sender_mail: senderEmail,
+            sender_phone: senderPhone,
+            receiver_name: signerMail[i].Name,
+            receiver_email: signerMail[i].Email,
+            receiver_phone: signerMail[i].Phone,
+            expiry_date: localExpireDate,
+            company_name: orgName,
+            signing_url: `<a href=${signPdf}>Sign here</a>`
+          };
+          replaceVar = replaceMailVaribles(
+            requestSubject,
+            htmlReqBody,
+            variables
+          );
         }
 
         let params = {
           extUserId: extUserId,
           recipient: signerMail[i].Email,
           subject: isCustomize
-            ? emailSubjectWithValue
+            ? replaceVar?.subject
             : `${senderName} has requested you to sign ${documentName}`,
           from: senderEmail,
           html: isCustomize
-            ? emailBodyWithValue
+            ? replaceVar?.body
             : "<html><head><meta http-equiv='Content-Type' content='text/html; charset=UTF-8' /> </head>   <body> <div style='background-color: #f5f5f5; padding: 20px'=> <div   style=' box-shadow: rgba(0, 0, 0, 0.1) 0px 4px 12px;background: white;padding-bottom: 20px;'> <div style='padding:10px 10px 0 10px'><img src=" +
               imgPng +
               " height='50' style='padding: 20px,width:170px,height:40px' /></div>  <div  style=' padding: 2px;font-family: system-ui;background-color:" +
@@ -990,7 +985,6 @@ function PlaceHolderSign() {
         console.log("error", error);
       }
     }
-
     if (sendMail.data.result.status === "success") {
       setMailStatus("success");
       const signers = signersdata?.map((x) => {