Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwD4tVr0ApXHjODG79Bywhs6a6GdujDp9eNkTwi1V8T0TDqBFOLsYlQB/g0Y… (844 chars)"
  }
}