Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB89vQgYTlGJ4X3QiZRuyk93hPMC6cejlQ1j+FUUMXfhVgXDxjqJayf0ehV… (1,748 chars)"
  }
}