Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCdxnTMGs/hkssMUUVPNg8wBujKO4Ch0p9YXj4iDNUYejLJKyyjUiI2vEhR… (1,748 chars)"
  }
}