Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHNH4hlhf0Ot4hCbqHvsPcYNB4BeB068+K4a/xAIKPD9jK2gNwLFzY/PagG… (844 chars)"
  }
}