Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEiCNR4gCKBYEp6ZK1C8j0ajkIlDVP6J0Y8AxQEZcWD3Hcy4jXOkv7WjuM5… (844 chars)"
  }
}