{
  "scope": "Manually derived synthetic window observations; metadata labels are declarations only",
  "valid": {
    "normal": {
      "observations": 3,
      "fresh_observations": 1,
      "stale_observations": 2,
      "first_observed_counters": {
        "overflow": 0,
        "dropped": 0
      },
      "last_observed_counters": {
        "overflow": 0,
        "dropped": 0
      },
      "reported_queue_rejections_in_window": 0,
      "reported_unsent_rows_in_window": 0,
      "declared_host_span_us": 1000000,
      "capture_completeness": "not_proven",
      "boot_identity": "operator_label_only_not_verified"
    },
    "historical": {
      "observations": 2,
      "fresh_observations": 2,
      "stale_observations": 0,
      "first_observed_counters": {
        "overflow": 7,
        "dropped": 3
      },
      "last_observed_counters": {
        "overflow": 7,
        "dropped": 3
      },
      "reported_queue_rejections_in_window": 0,
      "reported_unsent_rows_in_window": 0,
      "declared_host_span_us": 1000000,
      "capture_completeness": "not_proven",
      "boot_identity": "operator_label_only_not_verified"
    }
  },
  "invalid": {
    "wrong-hash": "CSV SHA-256 mismatch",
    "reversed-time": "Declared host end precedes start"
  }
}