Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHnwWdPYX2wxeo4abcB/ujBY3PrBXqQRyDK5tXd6zNaSh3DnJ2e/oMr0PX9… (844 chars)"
  }
}