{
  "filename_suffix": {
    "new": "1M"
  },
  "ring_codes": {
    "new": "T-19701GP-00757\t1M3\tC\t64 IFPI L223 IFPI 3908\nT-19701GP-00757\t1MB4\tC\t64 IFPI L223 IFPI 3909\nT-19701GP-00757\t1M1\tC\t63\t5 IFPI L223 IFPI 3903",
    "old": "T-19701GP-00757\t1M3\tC\t64 IFPI L223 IFPI 3908\nT-19701GP-00757\t1MB4\tC\t64 IFPI L223 IFPI 3909"
  }
}