semantic_ckpts/preprocessor_config.json

{
    "do_normalize": true,
    "feature_extractor_type": "Wav2Vec2FeatureExtractor",
    "feature_size": 1,
    "padding_side": "right",
    "padding_value": 0,
    "return_attention_mask": false,
    "sampling_rate": 16000
  }