old_contents: from rest_framework import serializers
  from .models import Post
  
  class PostSerializers(serializers.HyperlinkedModelSerializer):
      class Meta:
          model = Post
          fields = ('url', 'title', 'content', 'timestamp', 'updated', 'media_url')
  
  '''4703635512 
  ygnesha
  
  
  ranga 510 771 9301 '''
new_contents: from rest_framework import serializers
  from .models import Post
  
  class PostSerializers(serializers.HyperlinkedModelSerializer):
      class Meta:
          model = Post
          fields = ('url', 'title', 'content', 'timestamp', 'updated', 'media_url')
  
subject: Create serializers.py