Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCdFbzcMaLHGfTpOwDryB1dKN7hRYUM8YfNH9fBfI7saWHhcaEVghqTwMNh… (1,748 chars)"
  }
}