Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCuZ0+xSVh13unWBKls0NmD0wbdBcGX0gF42aN87ZZJYRBgDQnMbZ/GkHq3… (844 chars)"
  }
}