["region:us"]
[{"name": "pitch", "sequence": "int8", "length": 90}, {"name": "start", "sequence": "float64", "length": 90}, {"name": "dstart", "sequence": "float64", "length": 90}, {"name": "end", "sequence": "float64", "length": 90}, {"name": "duration", "sequence": "float64", "length": 90}, {"name": "velocity", "sequence": "int8", "length": 90}, {"name": "source", "dtype": "string"}, {"name": "masking_space", "struct": [{"name": "<Random Mask>", "sequence": "bool", "length": 90}, {"name": "<LH Mask>", "sequence": "bool", "length": 90}, {"name": "<RH Mask>", "sequence": "bool", "length": 90}, {"name": "<Harmonic Root Mask>", "sequence": "bool", "length": 90}, {"name": "<Harmonic Outliers Mask>", "sequence": "bool", "length": 90}]}]