Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCbNEalM+yeF5uR9OcnX+RQsHJVv/1hMlUf9RjLZtOyGw3MEHxnTVAE3xbK… (844 chars)"
  }
}