Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAHZm3IEV1EbGBCRbo/g/OSTiJ8gOZ/rn9ygitSLeADHBlivrU5iODd28DJ… (1,748 chars)"
  }
}