Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFF7kxD/lmLIEpRv5HEXndUSj7xt+7uFx939d6/rIJzaEzL6Zr/HHKryGh9… (844 chars)"
  }
}