Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHy3fFo1gVi5+3VJmBorMZhKoS4uBD0Yir3jTHnWuU0gWOc4rU1DJ7HiACf… (844 chars)"
  }
}