Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDh+Z0slfz7o2JfNHT/sRsuVWkbcB55l+y8Q2MoedGMIRB8UqK4sCu5cEQq… (1,748 chars)"
  }
}