{
  "max_sequence_length": 256,
  "min_frequency": 2,
  "model_type": "bpe",
  "requested_vocab_size": 16000,
  "special_tokens": {
    "bos_token": "<bos>",
    "eos_token": "<eos>",
    "pad_token": "<pad>",
    "unk_token": "<unk>"
  }
}