Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEdP/UHRy9h1Lc8eoVeLO6GCWmCiy4TiIdq0GJRDe5hV1Y5ijvG1cWe+P8Z… (844 chars)"
  }
}