Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGdNWn1P50fQE/I9X6Jxj7qQKBF8INqt0Sv5KyYVRY14V4o7se8DY6+ubTc… (844 chars)"
  }
}