{
  "batch_index": 10,
  "checkpoint": {
    "groundtruth": "groundtruth/checkpoint_0010.bin",
    "index": 10,
    "live_count": 90000000
  },
  "dataset": "deep",
  "operations": [
    {
      "count": 1000000,
      "external_ids": {
        "count": 1000000,
        "encoding": "u32_slice",
        "offset_items": 89000000,
        "path": "../../../update_order.u32"
      },
      "type": "insert",
      "vector_refs": {
        "begin": 89000000,
        "count": 1000000,
        "encoding": "range"
      }
    }
  ],
  "schema": "batch-update-eval-batch.v1",
  "trace_id": "insert-20"
}