Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGUvQOMaf6gDr9DUMNdcBC9J7C3nAGMLk5ddwFQZhHFeFi87Sek8yR9l1AN… (1,748 chars)"
  }
}