Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA5KHbgxnp7YQO9L9ksY7DQwrL3AKny11g7tp/Zsbk1oymQ2yxeC/x/2c6e… (1,748 chars)"
  }
}