fix payload

app.py

@@ -53,8 +53,7 @@ import json
 # Function to request product ID from Tokopedia
 def request_product_id(shop_domain, product_key):
     ENDPOINT = "https://gql.tokopedia.com/graphql/PDPGetLayoutQuery"
-    payload = json.dumps([
-            {
+    payload = {
             "operationName": "PDPGetLayoutQuery",
             "variables": {
                 "shopDomain": shop_domain,
@@ -62,8 +61,7 @@ def request_product_id(shop_domain, product_key):
                 "layoutID": "",
                 "apiVersion": 1
             }
-            }
-        ])
+    }
     headers = {
         'authority': 'gql.tokopedia.com',
         'accept': '*/*',
@@ -87,7 +85,7 @@ def request_product_id(shop_domain, product_key):
         'x-version': '859a718'
     }
 
-    response = requests.post(ENDPOINT, headers=headers, data=payload)
+    response = requests.post(ENDPOINT, headers=headers, json=payload)
 
     data = response.json()