Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwErAjOo/xQEEUVcWl/peUXzLuFpMPeQBJDpnFMc8v9aIBxLheRmspE8QHIF… (844 chars)"
  }
}