Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCtJvjwftszuktqA3Qqst3wldTK8NCVL7Nfkl4mlWZjPHMd8fBA+4uUif5W… (1,748 chars)"
  }
}