Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFyi+ANL9YuVLjzSon09s7ZFK9AqjO0ucuQP6wHf9lNRlqzc+URL4OE5Wki… (1,748 chars)"
  }
}