diff --git a/packages/bot-engine/blocks/integrations/webhook/executeWebhookBlock.ts b/packages/bot-engine/blocks/integrations/webhook/executeWebhookBlock.ts
index d691c33d36a..afe0b849a8b 100644
--- a/packages/bot-engine/blocks/integrations/webhook/executeWebhookBlock.ts
+++ b/packages/bot-engine/blocks/integrations/webhook/executeWebhookBlock.ts
@@ -205,7 +205,7 @@ export const executeWebhook = async (
     json: !isFormData && body && isJson ? body : undefined,
     body: (isFormData && body ? body : undefined) as any,
     timeout: isNotDefined(env.CHAT_API_TIMEOUT)
-      ? undefined
+      ? false
       : params.timeout && params.timeout !== defaultTimeout
       ? Math.min(params.timeout, maxTimeout) * 1000
       : isLongRequest
@@ -215,30 +215,39 @@ export const executeWebhook = async (
 
   try {
     const response = await ky(request.url, omit(request, 'url'))
-    const body = await response.text()
+    const body = response.headers.get('content-type')?.includes('json')
+      ? await response.json()
+      : await response.text()
     logs.push({
       status: 'success',
       description: webhookSuccessDescription,
       details: {
         statusCode: response.status,
-        response: safeJsonParse(body).data,
+        response: typeof body === 'string' ? safeJsonParse(body).data : body,
         request,
       },
     })
     return {
       response: {
         statusCode: response.status,
-        data: safeJsonParse(body).data,
+        data: typeof body === 'string' ? safeJsonParse(body).data : body,
       },
       logs,
       startTimeShouldBeUpdated: true,
     }
   } catch (error) {
     if (error instanceof HTTPError) {
-      const responseBody = await error.response.text()
+      const responseBody = error.response.headers
+        .get('content-type')
+        ?.includes('json')
+        ? await error.response.json()
+        : await error.response.text()
       const response = {
         statusCode: error.response.status,
-        data: safeJsonParse(responseBody).data,
+        data:
+          typeof responseBody === 'string'
+            ? safeJsonParse(responseBody).data
+            : responseBody,
       }
       logs.push({
         status: 'error',
@@ -255,13 +264,15 @@ export const executeWebhook = async (
       const response = {
         statusCode: 408,
         data: {
-          message: `Request timed out. (${(request.timeout ?? 0) / 1000}ms)`,
+          message: `Request timed out. (${
+            (request.timeout ? request.timeout : 0) / 1000
+          }ms)`,
         },
       }
       logs.push({
         status: 'error',
         description: `Webhook request timed out. (${
-          (request.timeout ?? 0) / 1000
+          (request.timeout ? request.timeout : 0) / 1000
         }s)`,
         details: {
           response,
diff --git a/packages/lib/JSONParse.ts b/packages/lib/JSONParse.ts
index f28c2754e70..a00c6695843 100644
--- a/packages/lib/JSONParse.ts
+++ b/packages/lib/JSONParse.ts
@@ -12,8 +12,7 @@
     - After the match there is , OR } without " after it OR ] without " after it
 */
 export const JSONParse = (json: string) => {
-  const numbersBiggerThanMaxInt =
-    /(?<=[^\\]":[\[]?|[^\\]":\[.*)(-?\d{17,}|-?(?:[9](?:[1-9]07199254740991|0[1-9]7199254740991|00[8-9]199254740991|007[2-9]99254740991|007199[3-9]54740991|0071992[6-9]4740991|00719925[5-9]740991|007199254[8-9]40991|0071992547[5-9]0991|00719925474[1-9]991|00719925474099[2-9])))(?=,|\}[^"]|\][^"])/g
+  const numbersBiggerThanMaxInt = /(?<!\\)":\s*(-?\d{17,})(?=[,\]}])/g
   const serializedData = json.replace(numbersBiggerThanMaxInt, `"$1n"`)
 
   return JSON.parse(serializedData, (_, value) => {