Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwA/RgDGPvTEqQVf38bBQyE6qSvcPy1yX3PKLcmJcn0NWz7fKtS14M7YLxjV… (844 chars)"
  }
}