Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAdFAjo7yN0G9X2POXNaSZ1eC+RF5lMmIIEX9fR1K6f7HhQvFrlTP8GPp2B… (1,748 chars)"
  }
}