{
  "adapter_setup": {
    "type": "Stack",
    "children": [
      {
        "type": "Fuse",
        "children": [
          {
            "type": "single",
            "children": [
              "a"
            ]
          },
          {
            "type": "single",
            "children": [
              "b"
            ]
          }
        ]
      },
      {
        "type": "single",
        "children": [
          "c"
        ]
      }
    ]
  },
  "head_setup": {
    "type": "BatchSplit",
    "children": [
      {
        "type": "single",
        "children": [
          "head_a"
        ]
      },
      {
        "type": "single",
        "children": [
          "head_b"
        ]
      }
    ],
    "kwargs": {
      "batch_sizes": [
        1,
        1
      ]
    }
  },
  "version": "adapters.1.0.1"
}