Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBN7RVymrJc3tEeQKlnI7cWYqAcBYBU/Wdv9nOpfrSq5lsAm65cpojDQwqM… (844 chars)"
  }
}