Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCHyG3IcUT4Cu1fVVIXWYwV/R5aQD/YOASk+vpsPQRg4DOL8sQBWSXAU31r… (1,748 chars)"
  }
}