Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDUg0f6Zg0A9Nqvnu71NmSzbElTrXgGrcljpOTBwFYRJymI94nYUY7IffpA… (1,748 chars)"
  }
}