Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQANZzkj15yyX7HmnYVeHKfmHfyW8Z2MCpDaMP5MSykhiCfVxRKI6zHqFfJa… (1,748 chars)"
  }
}