code: def test_identifier():
      identifier = Identifier(
          feature_group_name="name",
          record_identifiers_value_as_string=["record_identifier"],
          feature_names=["feature_1"],
      )
  
      assert ordered(identifier.to_dict()) == ordered(
          {
              "FeatureGroupName": "name",
              "RecordIdentifiersValueAsString": ["record_identifier"],
              "FeatureNames": ["feature_1"],
          }
      )
  
file_path: sagemaker-python-sdk/tests/unit/sagemaker/feature_store/test_inputs.py
imports: from __future__ import absolute_import
  from sagemaker.feature_store.inputs import OnlineStoreSecurityConfig, OnlineStoreConfig, S3StorageConfig, DataCatalogConfig, OfflineStoreConfig, FeatureParameter, TableFormatEnum, OnlineStoreStorageTypeEnum, Filter, FilterOperatorEnum, Identifier, FeatureValue
label_desc: Use image node_id 12 for calling a global function with example usage: test_identifier() without return types