Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCxHUZw21ZOp5KL8t5/4ZRVfgHUyLKw4gFKW/9WqbzvjwCjRwUODR6ZC01R… (844 chars)"
  }
}