Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF/G1Hb20Qbq4z6fKu3Sru0Emrw5xCHoBcQJfWUEMXeO1LelVFZ6PpZvAnX… (844 chars)"
  }
}