Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAdJHn6ysGhAYu+DGYnPWAuLLGemZsFzVxY6SkLtrhZ6lCg+FLPlMm9jms9… (1,748 chars)"
  }
}