["region:us"]
[{"name": "audio", "dtype": {"audio": {"sampling_rate": 16000}}}, {"name": "speaker_id", "dtype": "string"}, {"name": "gender", "dtype": "string"}, {"name": "duration", "dtype": "float32"}, {"name": "text", "dtype": "string"}, {"name": "country", "dtype": "string"}, {"name": "index", "dtype": "int64"}]