Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEj04y7d6SsIrExWHVr0ZYE8K/gIWX+6Kkg5ZzU5eCcXyTnLAKk6guaNW2U… (844 chars)"
  }
}