Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCnCSLClwtlS8GqFkQxRFl3AcH1CWcvH6w4Y3XVz6+3N21bLyKpgay174Xh… (1,748 chars)"
  }
}