Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD+xXHdH1srtaYKRKQiz45+1VAcyMLqzwlpJGQIGaGE0Q+bpQnrz0Pms8HZ… (1,748 chars)"
  }
}