{
  "barcode": {
    "new": "0 20626 71226 2"
  },
  "comments": {
    "new": "ISBN: 1-58189-605-0"
  },
  "legacy": {
    "write_offset": {
      "new": "-12, 0",
      "old": "-12"
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  "ring_codes": {
    "new": "MFG BY CREST NATIONAL - CA\t40482 11 S7114023 IFPI LR68 IFPI 9F11\n38955 6 S7114032\tMFG BY CREST NATIONAL - CA IFPI LR68 crest nat/ca",
    "old": "MFG BY CREST NATIONAL - CA\t40482 11 S7114023 IFPI LR68 IFPI 9F11"
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}