Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBCwo5Ii5XpRGS8rvxcouelpHFWKraG5rqpLlqrL/Sc6RC0bIPd6jGjYwxF… (1,748 chars)"
  }
}