Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGRk6pnq5Wg2zZHIPzqhOiIXdSmdvO/p6q5KYTiJgoYuX4TYqFA+QUE870H… (844 chars)"
  }
}