Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQHhM/1nEV5wCcKwnbBIm8swpxfJpDj3A0/9LID2KM9n/zE200FCKFIQD8TM… (1,748 chars)"
  }
}