model:
  params:
    embed_dim: 4
    n_embed: 256
    ddconfig:
      double_z: false
      z_channels: 4
      resolution: 256
      in_channels: 3
      out_ch: 3
      ch: 128
      ch_mult:
      - 1
      - 2
      - 2
      - 4
      num_res_blocks: 2
      attn_resolutions:
      - 32
      dropout: 0.0