Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCNzZIuJ5XKqkdSs7TE6nqV2BR+xp6eVa7AFosXqLqGYwTNoQAZH2I3y9ph… (844 chars)"
  }
}