Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBA/SmCiWBFDv6MKGXmH9nw/2b/taWaC+MqffWf62dfCz3sY9XQwB3IM329… (1,748 chars)"
  }
}