old_contents: from core.models import Application as Image
  from rest_framework import serializers
  
  
  class ImageSummarySerializer(serializers.HyperlinkedModelSerializer):
  
      class Meta:
          model = Image
          view_name = 'api_v2:application-detail'
          fields = ('id', 'url', 'uuid', 'name', 'description', 'icon', 'start_date', 'end_date')
  
new_contents: from core.models import Application as Image
  from rest_framework import serializers
  
  
  class ImageSummarySerializer(serializers.HyperlinkedModelSerializer):
      user = serializers.PrimaryKeyRelatedField(source='created_by', read_only=True)
  
      class Meta:
          model = Image
          view_name = 'api_v2:application-detail'
          fields = ('id', 'url', 'uuid', 'user','private',  'name', 'description', 'icon', 'start_date', 'end_date')
  
subject: Include 'user' ID (Could have been username..) to show who created the image (at a glance)