Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQLebXS1YfckkU0n7h1wismzXypEjFNAivrjVtAYaxjJBWTg5LcLgk8kI9G+… (1,748 chars)"
  }
}