Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEF/QdZqTo0Lc0BofEIuVoXXHfRxY3tqDzlJ9SxbVb/+mwzg+KL52Y7boaU… (1,748 chars)"
  }
}