Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHAJu9Q8jv1Nf9+4qVsMCEDCZVLLN1kWb2aboP9tH19PgcWe0BRIsFkonFc… (844 chars)"
  }
}