Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFdQG5Y4GYCgxEiZWzKVJZeTmfN1RRoYJngq2AL8kMhTysHAi9SYbsCfJjp… (844 chars)"
  }
}