Merge branch 'hotfix/LIL-633' into 'master'

LIL-633

See merge request lilcity/backend!144

apps/payment/views.py

@@ -1,3 +1,5 @@
+from decimal import Decimal
+
 import arrow
 import json
 import logging
@@ -206,7 +208,7 @@ class PaymentwallCallbackView(View):
                 effective_amount = payment_raw_data.get('effective_price_amount')
 
                 if effective_amount:
-                    payment.amount = effective_amount
+                    payment.amount = Decimal(effective_amount)
 
                 transaction_to_mixpanel.delay(
                     payment.user.id,