code: def create(self, validated_data):
      user = User.objects._create_user(**validated_data)
      Profile.objects.create(user=user)
      return user
  
imports: from rest_framework import serializers
  from modelchimp.models.user import User
  from modelchimp.models.profile import Profile
  from django.db import transaction
label_desc: Use image node_id 1 for calling the UserSerializer obj's underlying member method code with example usage: obj.create(validated_data) and returns: user