diff --git a/apps/promotions/serializers.py b/apps/promotions/serializers.py
index 1e1c8b9..3fd744d 100644
--- a/apps/promotions/serializers.py
+++ b/apps/promotions/serializers.py
@@ -3,22 +3,6 @@ from rest_framework import serializers
 from .models import Promotion, Plan, Event, Recipient
 
 
-class PromotionSerializer(serializers.ModelSerializer):
-    # base_amount = serializers.IntegerField(required=True)
-    # promotion_amount = serializers.IntegerField(read_only=True)
-    user = serializers.UUIDField(source='user_uuid')
-
-    class Meta:
-        model = Promotion
-        fields = (
-            "uuid",
-            "base_amount",
-            "promotion_amount",
-            "state",
-            "user",
-        )
-
-
 class EventSerializer(serializers.ModelSerializer):
     class Meta:
         model = Event
@@ -31,6 +15,23 @@ class EventSerializer(serializers.ModelSerializer):
         read_only_fields = ('user', 'application')
 
 
+class PromotionSerializer(serializers.ModelSerializer):
+    # base_amount = serializers.IntegerField(required=True)
+    # promotion_amount = serializers.IntegerField(read_only=True)
+    event = EventSerializer(read_only=True)
+    user = serializers.UUIDField(source='user_uuid')
+
+    class Meta:
+        model = Promotion
+        fields = (
+            "uuid",
+            "event",
+            "promotion_amount",
+            "state",
+            "user",
+        )
+
+
 class PlanSerializer(serializers.ModelSerializer):
     base_amount = serializers.IntegerField(required=True)
     promotion_amount = serializers.IntegerField(read_only=True)
diff --git a/apps/promotions/tests.py b/apps/promotions/tests.py
index 5778446..68672a3 100644
--- a/apps/promotions/tests.py
+++ b/apps/promotions/tests.py
@@ -347,6 +347,9 @@ class ApplicationApiFlowsTests(APITestCase):
 
     def test_serial_ad_view_promotion_success(self):
         serial_id = 'b14e8b86-8f4a-44d9-b29d-badceb470053'
+        ad_1 = 'b14e8b86-8f4a-44d9-b29d-badceb470054'
+        ad_2 = 'b14e8b86-8f4a-44d9-b29d-badceb470055'
+        ad_3 = 'b14e8b86-8f4a-44d9-b29d-badceb470056'
         self.serial_ad_view_1_event_saver, _created = EventSaver.objects.get_or_create(
             title='serial_ad_view_1',
             event_label='serial_ad_view_1',
@@ -411,29 +414,34 @@ class ApplicationApiFlowsTests(APITestCase):
             'label': 'serial_ad_view_1',
             "data": {
                 'user': self.user_1_uuid,
-                'serial': serial_id
+                'serial': serial_id,
+                'ad': ad_1
             }
         }
         serial_ad_2_event_create_data = {
             'label': 'serial_ad_view_2',
             "data": {
                 'user': self.user_1_uuid,
-                'serial': serial_id
+                'serial': serial_id,
+                'ad': ad_2
             }
         }
         serial_ad_3_event_create_data = {
             'label': 'serial_ad_view_3',
             "data": {
                 'user': self.user_1_uuid,
-                'serial': serial_id
+                'serial': serial_id,
+                'ad': ad_3
             }
         }
 
         self.assertEqual(Event.objects.count(), 0)
 
-        response = self.client.post(reverse('promotions:promotion-create', kwargs={"plan":str(self.serial_promotion_plan.pk)}), serial_ad_1_event_create_data, HTTP_AUTHORIZATION=auth, format='json')
+        response = self.client.post(reverse('promotions:promotion-create', kwargs={"plan": str(self.serial_promotion_plan.pk)}), serial_ad_1_event_create_data,
+                                    HTTP_AUTHORIZATION=auth, format='json')
         print(response.json())
-        response = self.client.post(reverse('promotions:promotion-create', kwargs={"plan":str(self.serial_promotion_plan.pk)}), serial_ad_2_event_create_data, HTTP_AUTHORIZATION=auth, format='json')
+        response = self.client.post(reverse('promotions:promotion-create', kwargs={"plan": str(self.serial_promotion_plan.pk)}), serial_ad_2_event_create_data,
+                                    HTTP_AUTHORIZATION=auth, format='json')
 
         # response = self.client.post(reverse('promotions:event-create'), serial_ad_2_event_create_data, HTTP_AUTHORIZATION=auth, format='json')
         print(response.json())
@@ -457,4 +465,3 @@ class ApplicationApiFlowsTests(APITestCase):
 
         self.assertEqual(self.serial_promotion_plan.balance, 100000)
         self.assertEqual(Event.objects.count(), 3)
-