Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC5WWLSVKTrrvmjL/Ka7hfqcNc9QaZIza22j/yMSL2S40NdGIdE9Bk5Li5X… (1,748 chars)"
  }
}