Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF+pqPM0qCEKPlPNVwH/OPr6wc3lOsWtPGOpE7UdBcrxgaNWKUrUJoeI7Rq… (844 chars)"
  }
}