{
  "name": "book_update_replace",
  "n_backtests": 1,
  "events": [
    {
      "type": "snapshot",
      "bid_px": [5499.75, 5499.50, 5499.25, 5499.00, 5498.75, 5498.50, 5498.25, 5498.00, 5497.75, 5497.50],
      "bid_sz": [12.0, 18.0, 24.0, 30.0, 36.0, 42.0, 48.0, 54.0, 60.0, 66.0],
      "ask_px": [5500.00, 5500.25, 5500.50, 5500.75, 5501.00, 5501.25, 5501.50, 5501.75, 5502.00, 5502.25],
      "ask_sz": [10.0, 16.0, 22.0, 28.0, 34.0, 40.0, 46.0, 52.0, 58.0, 64.0]
    }
  ],
  "expected_books": [
    {
      "bid_px": [5499.75, 5499.50, 5499.25, 5499.00, 5498.75, 5498.50, 5498.25, 5498.00, 5497.75, 5497.50],
      "bid_sz": [12.0, 18.0, 24.0, 30.0, 36.0, 42.0, 48.0, 54.0, 60.0, 66.0],
      "ask_px": [5500.00, 5500.25, 5500.50, 5500.75, 5501.00, 5501.25, 5501.50, 5501.75, 5502.00, 5502.25],
      "ask_sz": [10.0, 16.0, 22.0, 28.0, 34.0, 40.0, 46.0, 52.0, 58.0, 64.0]
    }
  ]
}