Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE3igWiSA4qyB3uNgjhP3MKv/9M1F1BYc7tRsTsIAtGSVYGlOFEiJTeMONx… (844 chars)"
  }
}