Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFqnS73NRJiOSBl440xrQwXfXXogOUKWZw6RnU6x2DBo0DcYkBKA1FYwO2x… (844 chars)"
  }
}