{
  "type": "orderbook_snapshot",
  "sid": 2,
  "seq": 2,
  "msg": {
    "market_ticker": "FED-23DEC-T3.00",
    "yes": [
      [
        8,
        300
      ],
      [
        22,
        333
      ]
    ],
    "no": [
      [
        54,
        20
      ],
      [
        56,
        146
      ]
    ]
  }
}

{
  "type": "orderbook_delta",
  "sid": 2,
  "seq": 3,
  "msg": {
    "market_ticker": "FED-23DEC-T3.00",
    "price": 96,
    "delta": -54,
    "side": "yes"
  }
}