Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBzozaV/4r+xhNrj9dOxEmBH7ye48Kps9yfeP6nGP8PljovHHVnFmEC6dUC… (1,748 chars)"
  }
}