fix AttributeError
diff --git a/plstackapi/util/json.py b/plstackapi/util/json.py
index 6767d96..ceb6dc9 100644
--- a/plstackapi/util/json.py
+++ b/plstackapi/util/json.py
@@ -2,6 +2,6 @@
 
 def parse_request(request):
     d = {}
-    for (k,v) in request.DATA.items():
+    for (k,v) in request.items():
         d[k] = json.loads(v)