diff --git a/apps/pg/views.py b/apps/pg/views.py
index 50759bf..5022bc1 100644
--- a/apps/pg/views.py
+++ b/apps/pg/views.py
@@ -8,6 +8,7 @@ from oauth2_provider.contrib.rest_framework import IsAuthenticatedOrTokenHasScop
 from rest_framework import generics
 from rest_framework.response import Response
 from rest_framework.views import APIView
+from drf_spectacular.utils import extend_schema
 
 from utils.commons import calculate_pna_commission
 from .constans import StateChoices
@@ -19,8 +20,12 @@ from ..users.models import User
 
 
 class CalculateCommissionView(APIView):
-    def get(self, request):
-        serializer = CommissionSerializer(data=request.query_params)
+    @extend_schema(
+        request=CommissionSerializer,
+        responses=CommissionSerializer
+    )
+    def post(self, request):
+        serializer = CommissionSerializer(data=request.data)
         serializer.is_valid(raise_exception=True)
         amount = serializer.validated_data['amount']
         commission = calculate_pna_commission(amount)