added base class for api handling

utils/__init__.py

@@ -1,5 +1,14 @@
+import json
 import re
 
+from bson import json_util
+
 
 def is_object_id(id):
     return re.search('^[a-zA-Z0-9]{24}$', id) is not None
+
+
+def jsonify(obj: dict):
+    dump_str = json_util.dumps(obj)
+    converted_obj = json.loads(dump_str)
+    return converted_obj