{
  "schema": "trinityaccord.echo-taxonomy-map.v1",
  "status": "DEPRECATED",
  "deprecation_notice": "Echo types have been removed. Echo is a single unified submission type. No taxonomy mapping needed.",
  "canonical_source": "/api/echo-types.json",
  "canonical_echo_types": [],
  "deprecated_aliases": [],
  "policy": {
    "new_submissions_must_use_canonical": false,
    "legacy_records_with_deprecated_aliases_warn_but_pass": true,
    "validator_action_on_deprecated": "pass_with_deprecation_notice"
  },
  "canonical_echo_types_deprecated_note": "echo_type is deprecated. Echo is unified type."
}