{
  "network": "mainnet",
  "syncmode": "fast",
  "version_tag": "52281b57",
  "head_block": 103563265,
  "a94_fired": false,
  "clean": true,
  "source_node": "xdc168-mainnet",
  "sha256": "9996a6886d5aee1ab8db9547ae0b6bcdda21fc7f5c21ddf3b72cea499796761c",
  "size_bytes": 11721126488,
  "produced_by": "A.95 backfill",
  "notes": "Clean mainnet fast-sync snapshot. A.94/A.93 never fired on source node. Safe as a fully-validating baseline. Refs #890."
}