{
  "examples_iterable": {
    "examples_iterable": {
      "shard_idx": 32,
      "shard_example_idx": 0,
      "type": "ArrowExamplesIterable"
    },
    "previous_state": {
      "shard_idx": 31,
      "shard_example_idx": 436000,
      "type": "ArrowExamplesIterable"
    },
    "batch_idx": 13972791,
    "num_chunks_since_previous_state": 649,
    "cropped_chunk_length": 0,
    "type": "RebatchedArrowExamplesIterable"
  },
  "epoch": 0
}