--- /dev/null
+from django.contrib.auth.models import User
+from rest_framework import serializers
+from .fields import UserPremiumField
+from .models import BookUserData
+
+
+class UserSerializer(serializers.ModelSerializer):
+ premium = UserPremiumField()
+
+ class Meta:
+ model = User
+ fields = ['username', 'premium']
+
+
+class BookUserDataSerializer(serializers.ModelSerializer):
+ class Meta:
+ model = BookUserData
+ fields = ['state']