{
  "validation_result": "valid",
  "schema_url": "schemas/watcher_contract_v1.json",
  "required_fields_all_present": [
    "schema",
    "task_id",
    "pr_number",
    "head_sha",
    "terminal_states",
    "ttl_seconds",
    "callback_target",
    "duplicate_policy",
    "owner",
    "collector_role"
  ],
  "anti_impersonation_assertions": {
    "owner_is_not_anu_identifier": true,
    "collector_role_is_ANU_only": true,
    "callback_only_reporting_true": true,
    "callback_owner_key_anu": "c119085addb0f8b7"
  }
}