Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC4ksD/BzJSptULRKoD20LWVEnAfS+G3rQ7kB5Cy0rCgkepekmmP0ZD2j9u… (1,748 chars)"
  }
}