Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEuG9EiGsBiAJf2x6jbXZyTecL+rqtH8U0UENiaZXJLZGIgBvGp58Vpzc5d… (844 chars)"
  }
}