{
  "comments": {
    "new": "ISBN: 1-57595-071-5",
    "old": "<b>ISBN:</b> 1-57595-071-5"
  },
  "error_count": {
    "new": "0"
  },
  "legacy": {
    "cdtext_catalog": {
      "new": "0000000000000"
    }
  }
}