{
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  "att_kernel_size": 8,
  "att_n_head": 4,
  "att_stride": 1,
  "in_channels": 256,
  "num_blocks": 8,
  "num_sources": 3,
  "out_channels": 132,
  "sample_rate": 44100,
  "stride": 512,
  "upsampling_depth": 5,
  "win": 2048
}