{
  "total": 2,
  "source": "d1",
  "tracking_since": "2026-10-25T12:38:37.716Z",
  "source_rechecks": {
    "rows": 332,
    "series": 250,
    "last_checked_at": "2026-10-25T13:38:37.000Z",
    "latest_result_counts": {
      "confirmed": 240,
      "unreachable": 5,
      "needs_review": 4,
      "changed": 1
    },
    "method": "Each source URL is fetched and the recorded numbers are looked for in the page (PDFs via pdftotext); anything not confirmed is reviewed by a human. Log: /downloads/price_rechecks.jsonl"
  },
  "observations": [
    {
      "id": "po_20261025_5fe89d56b3ed",
      "series_key": "ps_490b3f2bc1feee20",
      "kind": "benchmark",
      "use_case_id": "tethered-drone-surveillance",
      "use_case_ids": [
        "tethered-drone-surveillance"
      ],
      "provider_id": null,
      "description": "Volarious V-Line Pro tether kit for DJI M30 series (drone not included), US dealer price — Drone Nerds",
      "low": 17999,
      "high": 17999,
      "currency": "USD",
      "unit": "per kit",
      "region": "US",
      "source_url": "https://www.dronenerds.com/products/volarious-v-line-pro-tether-kit-power-cable-m30-series-power-module",
      "as_of": "2026-10-25",
      "observed_at": "2026-10-25T19:43:25.629Z",
      "content_hash": "sha256:5fe89d56b3eda98721a9609df374c5eb66bd6ef4430e232334d77640026c49d7",
      "supersedes": null,
      "origin": "build",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 17999,
        "high": 17999,
        "note": "Already in target currency; no conversion."
      }
    },
    {
      "id": "po_20261025_cd02c3ef55ed",
      "series_key": "ps_7dbd14f9893299b5",
      "kind": "benchmark",
      "use_case_id": "tethered-drone-surveillance",
      "use_case_ids": [
        "tethered-drone-surveillance"
      ],
      "provider_id": null,
      "description": "CZI TK3 tethered power system for DJI M30/M30T (drone not included), US dealer price — Drone Nerds",
      "low": 11199,
      "high": 11199,
      "currency": "USD",
      "unit": "per kit",
      "region": "US",
      "source_url": "https://www.dronenerds.com/products/czi-tk3-tethered-power-system",
      "as_of": "2026-10-25",
      "observed_at": "2026-10-25T19:43:25.629Z",
      "content_hash": "sha256:cd02c3ef55eda33eff13e24205d5f78e94ca83efd5e8aea093a3677b2e9b7c2d",
      "supersedes": null,
      "origin": "build",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 11199,
        "high": 11199,
        "note": "Already in target currency; no conversion."
      }
    }
  ],
  "series": [
    {
      "series_key": "ps_490b3f2bc1feee20",
      "kind": "benchmark",
      "use_case_id": "tethered-drone-surveillance",
      "provider_id": null,
      "description": "Volarious V-Line Pro tether kit for DJI M30 series (drone not included), US dealer price — Drone Nerds",
      "currency": "USD",
      "unit": "per kit",
      "region": "US",
      "source_url": "https://www.dronenerds.com/products/volarious-v-line-pro-tether-kit-power-cable-m30-series-power-module",
      "observations": 1,
      "first_observed_at": "2026-10-25T19:43:25.629Z",
      "last_observed_at": "2026-10-25T19:43:25.629Z",
      "current": true,
      "latest": {
        "low": 17999,
        "high": 17999,
        "as_of": "2026-10-25",
        "id": "po_20261025_5fe89d56b3ed"
      },
      "trend": null,
      "last_rechecked": null
    },
    {
      "series_key": "ps_7dbd14f9893299b5",
      "kind": "benchmark",
      "use_case_id": "tethered-drone-surveillance",
      "provider_id": null,
      "description": "CZI TK3 tethered power system for DJI M30/M30T (drone not included), US dealer price — Drone Nerds",
      "currency": "USD",
      "unit": "per kit",
      "region": "US",
      "source_url": "https://www.dronenerds.com/products/czi-tk3-tethered-power-system",
      "observations": 1,
      "first_observed_at": "2026-10-25T19:43:25.629Z",
      "last_observed_at": "2026-10-25T19:43:25.629Z",
      "current": true,
      "latest": {
        "low": 11199,
        "high": 11199,
        "as_of": "2026-10-25",
        "id": "po_20261025_cd02c3ef55ed"
      },
      "trend": null,
      "last_rechecked": null
    }
  ],
  "note": "Only one observation per series so far: we started recording every price on 2026-10-25 and re-check every source on a schedule. A trend appears when a re-checked source shows a different price (we never overwrite old observations).",
  "pagination": {
    "total": 2,
    "limit": 200,
    "offset": 0,
    "returned": 2,
    "next_offset": null,
    "next": null,
    "prev": null
  },
  "license": "Whirrwork (https://whirrwork.com), CC BY 4.0"
}