docs: def serialize(objects=None):
      """A simple wrapper of Django's serializer with defaults
      for JSON and natural keys.
  
      Note: use_natural_primary_keys is False as once
      a pk is set, it should not be changed throughout the
      distributed data.
      """
  
      return serializers.serialize(
          "json",
          objects,
          ensure_ascii=True,
          use_natural_foreign_keys=True,
          use_natural_primary_keys=False,
      )