diff --git a/packages/bruno-app/src/components/ResponsePane/Timeline/index.js b/packages/bruno-app/src/components/ResponsePane/Timeline/index.js
index d8a4770a5..326d96fe4 100644
--- a/packages/bruno-app/src/components/ResponsePane/Timeline/index.js
+++ b/packages/bruno-app/src/components/ResponsePane/Timeline/index.js
@@ -17,8 +17,6 @@ const Timeline = ({ request, response }) => {
     });
   });
 
-  let requestData = safeStringifyJSON(request.data);
-
   return (
     <StyledWrapper className="pb-4 w-full">
       <div>
@@ -33,9 +31,9 @@ const Timeline = ({ request, response }) => {
           );
         })}
 
-        {requestData ? (
+        {request.data ? (
           <pre className="line request">
-            <span className="arrow">{'>'}</span> data {requestData}
+            <span className="arrow">{'>'}</span> data <pre>{request.data}</pre>
           </pre>
         ) : null}
       </div>
diff --git a/packages/bruno-electron/src/ipc/network/interpolate-vars.js b/packages/bruno-electron/src/ipc/network/interpolate-vars.js
index 0d95867b8..899b3d0f2 100644
--- a/packages/bruno-electron/src/ipc/network/interpolate-vars.js
+++ b/packages/bruno-electron/src/ipc/network/interpolate-vars.js
@@ -59,14 +59,6 @@ const interpolateVars = (request, envVars = {}, runtimeVariables = {}, processEn
   const contentType = getContentType(request.headers);
 
   if (contentType.includes('json')) {
-    if (typeof request.data === 'object') {
-      try {
-        let parsed = JSON.stringify(request.data);
-        parsed = _interpolate(parsed);
-        request.data = JSON.parse(parsed);
-      } catch (err) {}
-    }
-
     if (typeof request.data === 'string') {
       if (request.data.length) {
         request.data = _interpolate(request.data);
diff --git a/packages/bruno-electron/src/ipc/network/prepare-request.js b/packages/bruno-electron/src/ipc/network/prepare-request.js
index 8a747f5d8..74cb85ac6 100644
--- a/packages/bruno-electron/src/ipc/network/prepare-request.js
+++ b/packages/bruno-electron/src/ipc/network/prepare-request.js
@@ -1,7 +1,6 @@
 const os = require('os');
 const { get, each, filter, extend, compact } = require('lodash');
 const decomment = require('decomment');
-var JSONbig = require('json-bigint');
 const FormData = require('form-data');
 const fs = require('fs');
 const path = require('path');
@@ -342,16 +341,10 @@ const prepareRequest = (item, collection) => {
     if (!contentTypeDefined) {
       axiosRequest.headers['content-type'] = 'application/json';
     }
-    let jsonBody;
     try {
-      jsonBody = decomment(request?.body?.json);
+      axiosRequest.data = decomment(request?.body?.json);
     } catch (error) {
-      jsonBody = request?.body?.json;
-    }
-    try {
-      axiosRequest.data = JSONbig.parse(jsonBody);
-    } catch (error) {
-      axiosRequest.data = jsonBody;
+      axiosRequest.data = request?.body?.json;
     }
   }
 
diff --git a/packages/bruno-js/src/bruno-request.js b/packages/bruno-js/src/bruno-request.js
index 909adf92a..24af77598 100644
--- a/packages/bruno-js/src/bruno-request.js
+++ b/packages/bruno-js/src/bruno-request.js
@@ -56,11 +56,31 @@ class BrunoRequest {
     this.req.headers[name] = value;
   }
 
-  getBody() {
+  /**
+   * Get the body of the request
+   * 
+   * @param {*} options 
+   * @param {boolean} options.raw - If true, return the raw body without parsing it
+   * @returns 
+   */
+  getBody(options = {}) {
+    let headers = this.req.headers;
+    const contentType = headers?.['Content-Type'] || headers?.['content-type'] || '';
+    const hasJSONContentType = contentType.includes('json');
+
+    if (hasJSONContentType && !options.raw) {
+      return JSON.parse(this.req.data);
+    }
+
     return this.req.data;
   }
 
   setBody(data) {
+    if (typeof data === 'object') {
+      this.req.data = JSON.stringify(data);
+      return;
+    }
+
     this.req.data = data;
   }
 
diff --git a/packages/bruno-tests/collection/echo/echo bigint.bru b/packages/bruno-tests/collection/echo/echo bigint.bru
new file mode 100644
index 000000000..32a6f145b
--- /dev/null
+++ b/packages/bruno-tests/collection/echo/echo bigint.bru	
@@ -0,0 +1,44 @@
+meta {
+  name: echo bigint
+  type: http
+  seq: 6
+}
+
+post {
+  url: {{host}}/api/echo/json
+  body: json
+  auth: none
+}
+
+headers {
+  foo: bar
+}
+
+auth:basic {
+  username: asd
+  password: j
+}
+
+auth:bearer {
+  token: 
+}
+
+body:json {
+  {
+    "hello": 990531470713421825
+  }
+}
+
+body:text {
+  {
+    "hello": 990531470713421825
+  }
+}
+
+assert {
+  res.status: eq 200
+}
+
+script:pre-request {
+  bru.setVar("foo", "foo-world-2");
+}