old_contents: from rest_framework import serializers
  
  from .models import Sura, Ayah
  
  
  class SuraSerializer(serializers.ModelSerializer):
  
      class Meta:
          model = Sura
          fields = ['index', 'name']
  
  
  class AyahSerializer(serializers.ModelSerializer):
  
      class Meta:
          model = Ayah
          fields = ['sura', 'number', 'text']
  
new_contents: from rest_framework import serializers
  
  from .models import Sura, Ayah
  
  
  class SuraSerializer(serializers.ModelSerializer):
  
      class Meta:
          model = Sura
          fields = ['index', 'name']
  
  
  class AyahSerializer(serializers.ModelSerializer):
      sura_id = serializers.IntegerField(source='sura.pk')
      sura_name = serializers.CharField(source='sura.name')
      ayah_number = serializers.IntegerField(source='number')
  
      class Meta:
          model = Ayah
          fields = ['sura_id', 'sura_name', 'ayah_number', 'text']
  
subject: Change label and add Sura name to Ayah Serlialzer