{
  "comments": {
    "new": "ISBN: 1-58416-171-X"
  },
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  },
  "legacy": {
    "write_offset": {
      "new": "-647"
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  "ring_codes": {
    "new": "PSRM-019590\t2 IFPI L325 A08 IFPI 500B"
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}