code: def _inner_aggregation(self, size: int) -> Dict[str, Any]:
      return self.terms.aggregation_request(size)
  
imports: import dataclasses
  import logging
  from typing import TYPE_CHECKING, Any, Dict, List, Optional, Union
  from argilla.server.daos.backend.query_helpers import aggregations
  from argilla.server.helpers import unflatten_dict
label_desc: Use image node_id 2 for calling the NestedTermsAggregation obj's underlying member method code with example usage: obj._inner_aggregation(size) and returns: self