Clean json data before loading (#895)

Co-authored-by: Deven Patel <deven298@yahoo.com>

embedchain/loaders/json.py

@@ -6,6 +6,7 @@ import re
 import requests
 
 from embedchain.loaders.base_loader import BaseLoader
+from embedchain.utils import clean_string
 
 VALID_URL_PATTERN = "^https:\/\/[0-9A-z.]+.[0-9A-z.]+.[a-z]+\/.*\.json$"
 
@@ -49,7 +50,7 @@ class JSONLoader(BaseLoader):
 
         docs = loader.load_data(json_data)
         for doc in docs:
-            doc_content = doc.text
+            doc_content = clean_string(doc.text)
             data.append({"content": doc_content, "meta_data": {"url": content}})
             data_content.append(doc_content)
         doc_id = hashlib.sha256((content + ", ".join(data_content)).encode()).hexdigest()