{
  "ok": true,
  "unchanged": true,
  "markdown": "",
  "contentHash": "3c10ec86156c7d9c0ff82df4aef86441287b9941a90a8ceb97d77216576e24eb",
  "materializationKey": "sha256:ecc8a0905b2b1c8f6deceade505c6fdde9c094e5621dd52765ac4047a98e343f",
  "compile": null,
  "toolchain": "ff-occam/1.1.1",
  "whatHappened": "Same materialization as the stored hash from the v1.1.1 first read. The host returned an empty body and unchanged:true instead of repeating the page.",
  "whatToDoIfChanged": "If unchanged is absent, read the new markdown (or use diff_against + json_blocks for a block delta). If materializationKey differs, the settings drifted — do not treat hashes as URL-only."
}